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Phổ biến Word Problems >

The sum of two numbers is 4040. Half the larger number increased by four is same as the smaller number. Find the numbers.

Lời Giải

T h e s u m o f tw o n u mb ers i s 4040. H a l f t h e l a r g er n u mb er in cre a se d b y f o u r i s s am e a s t h e s ma ll er n u mb er . F in d t h e n u mb ers .

Lời Giải

The numbers : 2690 \frac{2}{3}, 1349 \frac{1}{3}

Các bước giải pháp

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 4040

\frac{1}{2} x + 4 = y

x + y = 4040, \frac{1}{2} x + 4 = y : x = \frac{8072}{3}, y = \frac{4048}{3}

Chuyển phân số không thực sự thành hỗn số:

\frac{8072}{3} = 2690 \frac{2}{3}

Chuyển phân số không thực sự thành hỗn số:

\frac{4048}{3} = 1349 \frac{1}{3}

The numbers : 2690 \frac{2}{3}, 1349 \frac{1}{3}

Ví dụ phổ biến

The sum of 3 consecutive even numbers is 403.What is the largest of the numbers?The sum of two numbers is 26. Half the larger number increased by five is same as the smaller number. Find the numbers Three times the sum of a number and 6 is 8 Two consecutive positive numbers are such that the sum of their squares is 113. Find the two numbers For how long must 5 000 be invested at 6% p.a. simple interest to have a final value of6 500.