vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Harvey is 3 times as old as Jane. The sum of their ages is 48 years. Find the age of each

Lời Giải

H a r v ey i s 3 t im es a s o l d a s J an e . T h e s u m o f t h e i r a g es i s 48 ye a rs . F in d t h e a g e o f e a c h

Lời Giải

Jane^{'} s age is : 12

Harvey^{'} s age is : 36

Các bước giải pháp

Translate the problem into an equation:

3 x + x = 48

Giải

x, 3 x + x = 48 : x = 12

Tìm age

Jane^{'} s age is : 12

Harvey^{'} s age is : 36

Ví dụ phổ biến

Marshall and Charlotte deposit 500.00 into a savings account which earns 9% interest compounded continuously. They want to use the money in the account to go on a trip in 1 year. How much will they be able to spend?Find two consecutive whole numbers that sqrt(115) lies between.a pair of standard dice are rolled. find the probability of rolling sum of 6 with these dice.Maria is 7 years older than her brother Robert. In 2 years, Maria's age will be four times what Robert's age was three years ago. Find their present ages.You deposit 500 dollars in an account that pays 2.5 percent annual interest. Find the balance after 2 years where the interest is compounded daily.