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14. After 15 years, Roma will be four times as old as she is now. Find her present age? |
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Answer» :-Roma's present AGE is 5 YEARS.Given :-After 15 years, Roma will be four times as old as she is now.To find :-Roma's present age.Step-by-step explanation :-Let Roma's present age be x.Then her age after 15 years = x + 15.Four times her present age = 4x.According to the QUESTION, After 15 years, Roma will be four times as old as she is now.So, we get :-Transposing x from LHS to RHS, changing its sign,On simplifying,Transposing 3 from LHS to RHS, changing its sign,Dividing 15 by 3,So, Roma's present age is 5 years. |
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