The ages of rahul and laxmi are inthe ratio5:7. four years later, the sum of their ages will be 56 years . what are their present ages?
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Answer:rahul's age is 20
Laxmi's age is 28
Step-by-step explanation:
Let their present age be 5x and 7x.
4 years later,it will be 5x + 4 and 7x+4
5x + 4 + 7x + 4 = 56
12x + 8 = 56
12x =56 - 8 =48
x = 48/12=4
So, Rahul's age = 5x 4 =20
Laxmi's age =7x4=28
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