ja

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

人気のある Word Problems >

The sum of two number is 25. Twice the bigger number is three times the smaller number. What is the bigger number?

解

T h e s u m o f tw o n u mb er i s 25. Tw i ce t h e bi gg er n u mb er i s t h ree t im es t h e s ma ll er n u mb er . Wha t i s t h e bi gg er n u mb er ?

解

The number : 15

解答ステップ

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 25

2 x = 3 y

x + y = 25, 2 x = 3 y : x = 15, y = 10

The number : 15

人気の例

Four times a number is equal to twice its square. What is the number?Alvin's age is two times Elga's age. The sum of their ages is 15. What is Elga's age?Neville is three times as old as Luna. Three years ago, Neville was four times as old as Luna. The sum of their ages is?Laura is investing 27,000 in an account paying 7.25% interest compounded daily.What will Laura's account balance be in 14 years?Jenny is 10 years older than steve . Five years ago, jenny was four times older than steve then. How old are jenny and steve now?