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# Numbers Interview questions and Answers

• February 16, 2023
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• a) 52.2
• b) 48.9
• c) 49.21
• d) 50

## Answer - c) 49.21

Let the two consecutive natural numbers which are multiples of 3 be 3x and 3(x+1)
Now, 3x(3x+3)=810;⇒x2+x=90;⇒x2+x−90=0;⇒(x+10)(x−9)=0;⇒x=9 or x=−10 We have x=9
Hence, the required numbers are 27 and 30 so product of sqrt= 49.21.