Quantitative Aptitude - Arithmetic Ability Questions

Find the odd word/number/letters from the given alternatives

If the value of √42 is approximately 6.480, then what is the approximate value of √(6/7)?

Coefficient of x2 in 6x3 + 4x2 + 2x + 3 is

If 5x ­- 40 = 3x, then the numerical value of 2x -­ 11 is

Find the 4th proportional to 9, 17 and 27.

Two valves P and B can fill a sump in 37.5 minutes and 45 minutes respectively. Both valves are opened. The sump will be filled in just 30 minutes, if valve B is turned off after

Munni can bake 70 cakes in 7 hours, Munni and Guddi together can bake 90 cakes in 6 hours. How many cakes Guddi can bake in 10 hours?

ABCD is a cyclic quadrilateral ∠DBA=50° and ∠ADE=33°, then the measurement of ∠BCD is