vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

The sum of two numbers is 100 . One number is 4 times as large as the other. What are the numbers?

Lời Giải

T h e s u m o f tw o n u mb ers i s 100 . O n e n u mb er i s 4 t im es a s l a r g e a s t h e o t h er . Wha t a re t h e n u mb ers ?

Lời Giải

The numbers : 80, 20

Các bước giải pháp

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 100

x = 4 y

x + y = 100, x = 4 y : x = 80, y = 20

The numbers : 80, 20

Ví dụ phổ biến

what is the result when the number 38 is decreased by 4%The đường kính of a circle is 14 m. Find its area to the nearest whole number The left and right page numbers of an open book are two consecutive integers whose sum is 453 . Find these page numbers.What is the đường kính of a circle with the radius of 6.5 inches?9 is 12% of what number