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 >

Kate is three times as old as her son. If kate is 30 years old than her son, what are their ages?

解

K a t e i s t h ree t im es a s o l d a s h er so n . I f ka t e i s 30 ye a rs o l d t han h er so n, w ha t a re t h e i r a g es ?

解

Son^{'} s age is : 15

Kate^{'} s age is : 45

解答ステップ

Translate the problem into an equation:

x = 3 x - 30

x

を解く

x = 3 x - 30 : x = 15

発見する age

Son^{'} s age is : 15

Kate^{'} s age is : 45

人気の例

The size of the rat population of a wharf 面積 grows at a rate of 8% monthly. If there are 400 rats in June, find how many rats should be expected by next June Yolanda is jogging from her house to school. Her school is 4 3/4 miles from her house. She has gone 3 1/3 miles so far. How many miles does Yolanda still have to jog?Write your answer as a 混数 in simplest form.Oscar can drive 4 times as fast as Carlos can ride his bicycle. If it takes Carlos 3 hours longer than Oscar to travel 76 miles, how fast can Carlos ride his bicycle?Seven times a number minus the number is-48. Find the number.Fifteen added to the quotient of 8 and a number is 7.