the ages of ram and shyam are in the ratio 5:7 . Four years from now the ratio of their ages will be 3:4 m . Find the present age .
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Answer:
age of ram=20years
age of shyam=28years
Step-by-step explanation:
let age of ram=5x
let age of shyam=7x
age of ram after 4 years=5x+4
age of shyam after 4 years=7x+4
5x+4/7×+4=3/4
4(5x+4)=3(7x+4)
20x+16=21x+12
16-12=21x-20x
4=x
age of ram=5x
=5×4=20 years
age of shyam=7x
=7×4=28 years
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