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1 . What is the greater of two number whose product is 90, if sum of these two numbers exceeds their difference by 30 ?

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Answer: Option B

Explanation:

Let the numbers be p and q . where p > q.
According to the question,
(p + q) – (p – q) = 30
⇒ p + q – p + q = 30
⇒ 2q = 30

⇒ q =	30	= 15
	2

∴ pq = 900
⇒ 15p = 900

⇒ p =

900/15

= 60