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פּוֹפּוּלָרִי Word Problems >

The product of two numbers is 450. The first number is half the second number. Which equation can be used to find x, the greater number?

פתרון

T h e p ro d u c t o f tw o n u mb ers i s 450. T h e f i rs t n u mb er i s ha l f t h e seco n d n u mb er . Whi c h e q u a t i o n c an b e u se d t o f in d x, t h e g re a t er n u mb er ?

פתרון

The numbers : 15, 30 or - 15, - 30

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x y = 450

x = \frac{1}{2} y

x y = 450, x = \frac{1}{2} y : (x = 15, y = 30 x = - 15, y = - 30)

The numbers : 15, 30 or - 15, - 30

דוגמאות פופולריות

Baldwin deposited 200.00 into a new savings account that earns 14% interest compounded quarterly. How long will it take for the balance to grow to 728.00?Round your answer to the nearest month.seven less then the product of 4 and a number is equal to 5 44 is 55% of what number?a number decreased by 21 You deposit 580 in an account that earns simple interest at an annual rate of 4%.If no other deposits or withdrawals were made, what is the total amount of money in the account at the end of 5 years?