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    				| 1. | If the sum of Riya’s present age and her age after 10 years would be 20 years, find her present age. Let Riya’s present age be x years. So, her age after 10 years would be ___ years. | 
| Answer» ong>EXPLANATION: let the age of Riya age = X then = x + 10 =20 then x= 10 +20=30 ANS.. | |