Question
Select the number from the given option that can
replace the question mark [?] in the following series: 1132, 588, ?, 180, 112, 78, 61Solution
61 + 17 = 78 78 + 34 = 112 112 + 68 = 180 180 + 136 = 316 316 + 272 = 588 588 + 544 = 1132
Evaluate (998)3 without multiplying directly.
If (a2 + 1/a2) = 18, then find the value of (a3 - 1/a3).
If x ,y,z are three integers such that x +y = 8,y +z =13 and z +x =17,then the value of x2 /yz  is:
If x + y + z = 20, x² + Y² + z² = 160 and x z = y², then find the value of x z?
- If (x + y + z) = 14 and (xy + yz + zx) = 50, then find the value of (x² + y² + z²).
- Suppose [a + (1/16a)] = 3, then the value of [16a³ + (1/256a³)] is:
- 42.5% of 20% of 960 = x + 18.4, then find the sum of the squares of each digit in 'x'.
If x + 1/x = 3, find the value of x³ + 1/x³.
If x – 1/x = 9, then x3 – 1/x3 is:
