Question
A number of series is given below with one number
missing, shown by ‘?’. Choose from the options the correct alternative that will fit the pattern of the series. 20, 21, 48, 173, 516, ‘?’Solution
20 + 1³ = 21 21 + 3³ = 48 48 + 5³ = 173 173 + 7³ = 516 516 + 9³ = 1245
If a3 — b3 = 602 and a— b = 2, then find the value of( a2 + b2)
The graphs of the equations 3x-20y-2=0 and 11x-5y +61=0 intersect at P(a,b). What is the value of (a² + b² − ab)/(a² − b²...
If Â
 = 4 then Average marks scored by Vineet in five subjects are 60. The average marks scored by him (excluding his highest and lowest marks) are 50 and lowest marks...
Consider a function f(x) = x4Â + x3Â + x2Â + x + 1, where x is a positive integer greater than 1. What will be the rema...
If (8x - 3y) = 196 and 7x:4y = 35:16, then find the value of (x² + 4y²).
22% of ‘x’ is equal to 66% of ‘y’, then find the value of x: y.
Which of the following options gives the value of 2999² – 999²?
Let {x + (1/x)} = 4, then Determine the value of {x² + (1/x²)}
If 125x3 - 216y3 = (5x - Ay) X (Bx2 + 36y2 + Cxy), then find the value of 3 X (2A + 6B) - 2C.
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