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(Volume of Cone)/(Volume of Sphere) = (1/3 π r2 h)/(4/3 π r³) = (1/3 × π ×(18)2× 18)/(4/3 × π ×(18)³) = 1/4 Wood that is wasted = 3/4 × 100 = 75%
If x2 + y2 + 2x + 1 = 0, therefore the value of x31 + y35 is
If x + y + z = 0, then what is the value of (3y2 + x2 + z2)/(2y2 – xz)?
If 8x2 + y2 − 12x − 4xy + 9 = 0, then the value of (14x − 5y) is :
If 3x + 5y + 7z = 49 and 9x + 8y + 21z = 126, then what is the value of y?
x, y and z are real numbers. If x3 + y3 + z3 = 13,x + y + z = 1 and xyz = 1, then what is the value of xy + yz + zx?...
An urn contains 3 green, 5 blue, 6 black and 4 yellow marbles.
Quantity I – If two marbles are picked at random, what is the probability th...
10 women and 12 men complete a certain piece of work in 30 days, if each women takes thrice the time taken by a man to finish the work.
Quanti...
If the nine-digit number 43x1145y2 is divisible by 88, then the value of (3x — 2y), for the smallest value of y, is:
If sec θ + tan θ = m(> 1), then the value of sin θ is (0° < θ < 90°)
If a + b + c = 0 then the value of (1/(a+b)(b+c)) + (1/(b+c)(c+a)) + (1/(c+a)(a+b)) is
