Question: Directions: What should come at the place of question mark (?) in the following questions? [IBPS (PO/MT) 2015]
$ \sqrt{197}\times 6.99+626.96=? $
Options:
A) 885
B) 726
C) 825
D) 650
E) 675
Show Answer
Answer:
Correct Answer: B
Solution:
- $ \sqrt{197}\times 6.99+625.96=? $
$ \approx \sqrt{196}\times 7+626=? $
$ =14\times 7+626=? $
$ \Rightarrow $ $ 98+626=? $
$ \Rightarrow $ $ 724=? $
$ ?\approx 725 $