Question
Select the number from the given options which will come
in place of the question mark (?) in the following series. 18, 23, 30, 39, 50, ?Solution
The correct answer is D
More Reasoning RA Questions
`sqrt(sqrt(20+sqrt(20+sqrt(20)) ... prop)` = ?

- Suppose [a + (1/16a)] = 3, then the value of [16a³ + (1/256a³)] is:
What is the average of the first 20 multiples of 12?
- If x² - 2x + 1 = 0, then find the value of (x³ + x⁻³)(x + x⁻¹).
If x + y + z = 10 and x² + y² + z² = 36, then what is the value of x y + y z + z x?
If (3x - y) = 3, xy = (2/3), then find the value of {x3 - (y3/27)}
if x2 – 2x + 1 = 0, then find the value of (x7 + x5 + x4 + x2)/x ?
If p = 36 - q - r and pq + r(q + p) = 310, then find the value of (p² + q² + r²).
+