Quantitative Aptitude - Arithmetic Ability Questions

If the difference between the measures of the two smaller angles of a right angled triangle is 8°, then the smallest angle is

A work can be completed by 18 boys in 24 days. If 6 boys leave after working for 12 days, then how many days will be needed to complete the remaining work?

What is the value of 2 - 2z + z22 + 2z - z2, when z+2z = 2 ?

If a + b = 10 and ab = 24, then the value of a3 + b3 is

In what ratio does the point T(x,0) divide the segment joining the points S(-4,-1) and U(1,4)?

α and β are the roots of quadratic equation. If α + β = 8 and α – β = 2√5, then which of the following equation will have roots α4 and β4?

The amount (in Rs) received at 10% per annum compound interest after 3 yrs is Rs 1,19,790. What was the principal?

Find the fraction which bears the same ratio to 1/27 that 3/7 does to 5/9 .