Reno's mother is four time's as old as reno after 5 years her mother will be three times as old as she will then be find the present age?
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Secondary School Math 5 points
Renu's mother is 4 times as old as Renu. After 5 years, her mother will be three times as old as she will be then. What are thuer present ages?
Ask for details Follow Report by 123123dev 03.08.2018
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TooFree
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Let Renu be x years old.
Mother = 4x
.
5 years later,
Renu = x + 5
Mother = 4x + 5
.
5 years later, mother will be 3 times as old as Renu:
4x + 5 = 3( x+ 5)
.
Solve x:
4x + 5 = 3( x+ 5)
4x + 5 = 3x + 15
x = 10
.
Find their present age:
Renu = x = 10
Mother = 4x = 4(10) = 40
.
Answer: Renus is 10 years old and her mother is 40 years old.
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