Actualízate a Pro
Continuar al sitio
We've updated our
Privacy Policy
effective December 15. Please read our updated Privacy Policy and tap
Continue
Soluciones
Calculadora de integrales (antiderivadas)
Calculadora de derivadas
Calculadora de Álgebra
Calculadora de matrices
Más...
Gráficos
Gráfico de líneas
Gráfico exponencial
Gráfico cuadrático
Gráfico seno
Más...
Calculadoras
Calculadora de IMC
Calculadora de interés compuesto
Calculadora de porcentaje
Calculadora de aceleración
Más...
Geometría
Calculadora del teorema de pitágoras
Calculadora del área del círculo
Calculadora de triángulo isósceles
Calculadora de Triángulos
Más...
Herramientas
Cuaderno
Grupos
Hojas de referencia
Hojas de trabajo
Guías de estudio
Practica
Verificar solución
es
English
Español
Português
Français
Deutsch
Italiano
Русский
中文(简体)
한국어
日本語
Tiếng Việt
עברית
العربية
Actualizar
Problemas populares
Temas
Pre-Álgebra
Álgebra
Problemas de palabras
Functions & Graphing
Geometría
Trigonometría
Precálculo
Cálculo
Estadística
Problemas populares de
if 2 is added to five times a number the result is equal to 67 more than four times the number find the number
14 is no less than a number x
5 more more then twice a number
The sum of 6 times the first number and 4 times the second number is 182. The difference between 7 times the first number and-10 is 5 times the second number. Find both the numbers.The sum of 6 times the first number and 4 times the second number is 182. The difference between 7 times the first number and-10 is 5 times the second number. Find both the numbers.
the sum of two times a number and five is eight more than the number
Three consecutive integers sum to 87. What are the integers?
Albert has 1,000 in an account. The interest rate is 5% compounded annually.To the nearest cent, how much interest will he earn in 4 years?
Bill and Gabby deposit 2,000.00 into a savings account which earns 8% interest compounded continuously. They want to use the money in the account to go on a trip in 1 year. How much will they be able to spend?
9 There are a total of 463,100 books in a library. What is the value of the exponent when this number is written in científica notation? Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value.
3 less than the product of a number and 15 is 6
Rebecca puts 300.00 into an account to use for school expenses. The account earns 6% interest, compounded monthly. How much will be in the account after 7 years?
44% of a number is 88
The circunferencia of a circle is 9pi in. What is the area, in square inches? Express your answer in terms of pipi.
negative four times a number is less than five
The sum of two numbers is 56 and their difference is 38 . Set up two equations by letting x and y be the two numbers.Use x as the larger of the 2 numbers.Sum equation:
Thomas is 4 times as old as John. In 12 years' time Thomas will be twice as old as John. What are their present ages?
Johnny flipped a coin 450 times. His results are below: What is the experimental probability that the coin lands on heads?
The sum of two numbers is 53 . The smaller number is 15 less than the larger number
If two pizzas and four salads cost 46, and five pizzas and nine salads cost 109, what is the price of a salad?
the sum of a number and 8 is less than 35
Noah has 14 more than his brother Jared. Jared has 51. How much money does Noah have
Twice the sum of a number and six is twenty,:What is the number?
two increased by three equals the quotient of ten and two.
A child is 12 years old, and his father is 32 years older. In how many years will the father be 3 times as old as the child? Make an equation to solve
The product of 4 , and a number decreased by 7
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 3 large boxes and 5 small boxes has a total weight of 79 kilograms. A delivery of 12 large boxes and 2 small boxes has a total weight of 199 kilograms. How much does each type of box weigh?
Erin earned some money doing odd jobs last summer and put it in a savings account that earns 12% interest compounded quarterly. After 2 years, there is 100.00 in the account. How much did Erin earn doing odd jobs?Round your answer to the nearest cent.
A telephone pole outside Vanessa’s home was 480 inches tall. A hurricane brought it down. It was later replaced by a new pole that was 15% taller than the damaged one. Calculate the height of the new telephone pole
the radius of a circle is 10cm. Find its circunferencia in terms of pi
Sophie invested 93,000 in an account paying an interest rate of 5.6% compounded quarterly. Assuming no deposits or withdrawals are made, how long would it take, to the nearest year, for the value of the account to reach 170,500?
the difference of two numbers is 15. Five times the smaller is the same as 9 less than twice the larger
35% of what number is 105
Jaime is 4 years younger than Willy. Twelve years ago, Willy was twice older than Jaime. Find their present ages.
The sum of two numbers is 38. The larger of number is seven less than twice the smaller number.
Raina started to run on a treadmill after setting its timer for 94 minutes. The display says she has finished 53% of her run. How many minutes have gone by
The radius of a circle is 7 meters. What is the circle's circunferencia?
Elena earned 50 working as a cook. She worked for 5 hours. How much did Elena earn per hour?
Jane has 3/4 ft of ribbon to trim candle holders as gifts. She uses 3/8 ft of the ribbon for another project. How many feet of ribbon does Jane have now?
12ft long, the shadow of the silo is 144ft long. How tall is
nine times the sum of a number and 2 equals 5
five more than the quotient of a number and 4 is equal to 7
The sum of two numbers is 46. The larger number is 16 more than the smaller number. What are the numbers?
Evan invests 5,358 in a retirement account with a fixed annual interest rate of 6% compounded continuously. What will the account balance be after 17 years?
five more than the quotient of a number and 4 is equal to 9
A recipe requires 1/3 cup of oil for every 5/6 cups of water. How much oil in cups is needed per cup of water?
If a computer was sold for 1200 at a loss of 20%, what was the cost price?
The sum of three numbers is 81. The third number is 2 times the first. The second number is 7 less than the first. What are the numbers?
If a number is added to the numerator of 3/7 and the same number is subtracted from the denominator, the result is 4. Find the number.
If 1200 is invested in an account that earns 9.01% compounded annually for 6 years, find the interest earned during each year and the amount in the account at the end of each year.
A bakery sells vanilla cupcakes and mocha cupcakes. It sold 200 cupcakes in a day, and 77% of them were mocha. How many of the cupcakes sold that day were vanilla?
The number of students in a band that play guitar is 2, or 20% of the students in the band. How many students are in the band?
The radio of a circle is 10 inches. What is the area?
Twice the difference of a number and 4 equals 5.
Each side of a square garden is 13 yards long. What is the garden's área?
A textbook store sold a combinard total of 309 history and chemistry textbooks in a week. The number of history textbooks sold was two times the number of chemistry textbooks sold. How many textbooks of each type were sold?
Reid earned some money doing odd jobs last summer and put it in a savings account that earns 12% interest compounded monthly. After 3 years, there is 200.00 in the account. How much did Reid earn doing odd jobs?
Elsa is 4 years older than Anna. After 8 years, the sum of their ages is 50. How old is Elsa now
You know the perimeter of a square to be 29 meters. Find the length of one side.
if you borrow 400 for 5 years at an annual interest rate of 3%, what is the total amount of money you will pay back?
London went shopping for a new video game because of a sale. The store was offering a 20% discount. If the price on the tag was 50, what would be the price after the discount but before tax, to the nearest dollar and cent?
Seven more than the product of a number and 2 is equal to 4 .
Noah invested 8, 600 in an account paying an interest rate of 2.4% compounded monthly. Assuming no deposits or withdrawals are made, how long would it take, for the value of the account to reach 10, 900?
If a phone is sold for 200 with a 25% profit, what was the cost price?
The price of a book set has been reducird by 35%. The new price is £41.60 What was the original price?
six decreased by a number
16 questions equals 80% of a test. How many questions are on the test?
4200 has been rounded to 2 significant figures, write the upper and lower bounds
(Round to three decimal places as needed.) What proportion of the tickets were for New York? (Round to three decimal places as needed.)
Aditya loses 11% on the cost price by selling a mobile phone for 79.4. Find the cost price of the mobile phone
the sum of 23 and twice the number
wen fourteen is reducird by two thirds of a number the result is 4 find the number
jerry eats 5 apple he had 10 how much does he have left
Twice the difference of a number and 3 is at least 18.
Naomi invested 920 in an account paying an interest rate of 4.7% compounded continuously. Assuming no deposits or withdrawals are made, how long would it take, to the nearest year, for the value of the account to reach 2,310?
The radio of a circle is 16 cm. Find its area in terms of pipi.
The diameter of a circle is 2 feet. What is the circle's circunferencia?
What is the volume of a sphere with a radio of 24.2 ft, rounded to the nearest tenth of a cubic foot
The circunferencia of a circle is 25.12 centimeters. What is the circle's diameter
Emma is working for 8 dollars an hour. emma needs to raise 140 dollars for a guitar. How many hours does Emma need to work to make \text{140?:}
negative three times a number is at least 57
five more than twice a number is-13
Julieta and Savannah are planning to decorate Mr. Sarasohn's door for the door decorating contest. They go to a hardware store in ordenar to stock up on the supplies they might need to successfully decorate. They buy duct tape, zip ties, plastic sheeting, a nail gun, rope, and a hot chocolate mug decorated with care bears. The price of all the items is 125.35. If the tax is 6%, what is the cost on the supplies after tax?
95% of 80 is what number?
A theater is selling tickets for a performance. Mr. Smith purchased 8 senior tickets and 5 child tickets for 136 for his friends and family. Mr. Jackson purchased 4 senior tickets and 6 child tickets for 96. What is the price of a senior ticket?
697 interest is earned on a principal of 5,504 at a simple interest rate of 1.45% per year. For how many years was the principal invested? Round to the nearest year.
if you borrow 250 dollars for 6 years at an annual interest rate of 11% what is the total amount of money you will pay back?
A 200 pound person weighs 33 pounds on the moon.How much did the person’s weight decrease?
Hector is saving up money to buy a car. Hector puts 6,187.00 into an account which earns 5% interest, compounded quarterly. How much will he have in the account after 2 years?
the quotient of two more than a number and five is eight
If you mark up by 60% the price of a box of candy that costs 7.50 from the supplier, what is the selling price?
Chris placed 7,400 in a savings account which compounds interest annually at a rate of 5.7% . How much will he have in the account after 4 years?
Barry opened a savings account and deposited 6,014.00 as principal. The account earns 12% interest, compounded monthly. What is the balance after 5 years?
When Joanne checked her work by substituting the value of the variable back into the equation, she got an answer of 12.34 = 12.33. Explain why Joanne could have gotten the answer correct even though she did not get a true statement when she checked her work.
A lab technician draws a sample of blood. A cubic millimeter of the blood contains 225 red blood cells and 223 white blood cells. How many times more red blood cells are there than white blood cells?
rent is 35% which is 210.00 of my salary. What amount is my original salary ?
Select all the expressions that are equivalent to 40% of 90
Which of the following is NOT a requirement for constructing a confidence interval for estimating a population mean with σ known? Choose the correct answer below. The sample measures a quantitative value. The sample is a simple random sample. The confidence level is 95% Either the population is normally distributed or n>30 , or both.
What number is 110% of 70
The square of a number is 256 . Find the number. Answer
A number is divisible by 5 if the
1
..
47
48
49
50
51
..
141