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KVeeranna

· started a discussion

· 1 Months ago

Good Question (Question:107763.0)

very useful

Question:
Directions : What should come in place of the question mark (?) in the following question?


(58)2 - (4)3 × 486 ÷ 18 = (?)2 + 547

Options:
A) 53
B) 43
C) 23
D) 33
E) 34
Solution:

(58)2 - (4)3 ×  \(\frac{486}{18}\) = (?)2 + 547

⇒ (58)2 – 64 × 27 = (?)2 + 547

⇒ 3364 – 1728 – 547 = (?)2

⇒ ? = \(\sqrt{1089}\)  = 33

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· 1 Months ago

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