Question
If βAβ stands for βΓ·β, βBβ stands for
βΓβ, βCβ stands for β+β and βDβ stands for βββ, what will come in place of the question mark (?) in the following equation? 27 B 7 D 39 A 3 C 47 = ?ΒSolution
The correct answer is A

If (54√2 x³ +24√3 y³)÷(√18 x + √12 y) = Ax² + By² + Cxy, then what is the value of A² - (B²...
IfΒ {1/(y + 1) + 1/(y + 5)} = {1/(y + 2) + 1/(y + 4)}. Find the value of yΒ
If (a + b) = 7 and ab = 9, then find the value of (a2Β + b2).

A shopkeeper marked his article 25% above its cost price and offered a discount of 30%. If cost price of the article is Rs. 560, then find profit or los...
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- If (x + y + z) = 10 and (x 2 Β + y 2 Β + z 2 ) = 52, then find {z(x + y) + xy}.

48 24 24 48 ? 1536
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