Quantitative Aptitude - Arithmetic Ability Questions

Of the 3 numbers whose average is 72, the first is 2/7 times the sum of other 2. The first number is

Find the number of prime factor of 1024.

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 25088, and Rs 28098.56 respectively, what is the rate of interest?

If P + 1P+2 = 1, then the value of P+23+1P+23-3 ?

What is the value of [sin (y – z) + sin (y + z) + 2 sin y]/[sin (x – z) + sin (x + z) + 2 sin x]?

If x + 3 ≤ 4x + 4 and 3(4 - x) - 4 ≥ 2x - 2, then x can take which of the following values?

Select the odd number from the given alternatives.