Question 2 A positive number is 5 times another number. If 21 is added to both the numbers, then one of the new numbers becomes twice the other new number. What are the numbers?
Open in App
Solution
Let another number bex. Then positive number =5x According to the question, 5x+21 =2(x +21) ⇒5x+21=2x+42⇒5x−2x=42−21 ⇒3x=21⇒x=213=7 Hence another number=7and positive number =5×7=35