en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Word Problems >

jennifer is 7 years younger than melissa. in 4 years time jennifer will be 1 year older than half of melissa's age at that time. How old are jennifer and melissa now?

Solution

j e nni f er i s 7 ye a rs yo u n g er t han m e l i ss a . in 4 ye a rs t im e j e nni f er w i ll b e 1 ye a r o l d er t han ha l f o f m e l i ss a^{'} s a g e a t t ha t t im e . Ho w o l d a re j e nni f er an d m e l i ss a n o w ?

Solution

Jennifer^{'} s age is : 5

Melissa^{'} s age is : 12

Solution steps

Translate the problem into an equation:

x + 4 - 1 = \frac{1}{2} (x + 7 + 4)

Solve for

x, x + 4 - 1 = \frac{1}{2} (x + 7 + 4) : x = 5

Find age

Jennifer^{'} s age is : 5

Melissa^{'} s age is : 12

Popular Examples

3400 dollars is placed in an account with an annual interest rate of 8.25%. How much will be in the account after 17 years, to the nearest cent?What number is 20% larger than 300 Tommy and Cora deposit 8,000.00 into a savings account which earns 5% interest compounded monthly. They want to use the money in the account to go on a trip in 3 years. How much will they be able to spend?The perimeter of a rectangular window is 372cm :If the length of the window is 99cm , what is its width?find 3 positive consecutive integers such that the product of the second integer and the third integer is 72.