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Ann is 4 years older than Julie. 4 years ago Ann was twice as old as Julie. What's their present ages?

Solution

Ann is 4 years older than Julie. 4 years ago Ann was twice as old as Julie. What's their present ages?

Solution

Ann^{'} s age is : 12

Julie^{'} s age is : 8

Solution steps

Translate the problem into an equation:

x - 4 = 2 (x - 4 - 4)

Solve for

x, x - 4 = 2 (x - 4 - 4) : x = 12

Find age

Ann^{'} s age is : 12

Julie^{'} s age is : 8

Popular Examples

the larger of two numbers is 12 more than the smaller number. If the sum of the two numbers is 74, find the two numbers the sum of three consecutive ODD numbers is 45. Find the numbers Shaira is 7 years older than Maryl. Three years ago the sum of their ages was 12. How old are they now?Jenny is 12 years older than Steve. Five years ago, Jenny was four times older than Steve was then. How old are Jenny and Steve now?One number is two more than another. Their sum is eight. Find both numbers.