Quantitative Aptitude - Arithmetic Ability Questions

If PQ and PR be the two tangents to a circle with centre O such that ∠QPR = 120° then ∠POQ is

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

If M = 0.1 + (0.1)2 + (0.01)2 and N = 0.3 + (0.03)2 + (0.003)2, then what is the value of M + N?

In the following question, select the odd letter/letters from the given alternatives.

The income of P, Q and R are in the ratio of 5 : 4 : 3 respectively and their expenses are in the ratio of 6 : 5 : 4 respectively. If P saves Rs 4000 out of an income of Rs 10000, then what will be the saving (in Rs) of Q?

The HCF of 24, 60 and 90 is:

In a Kite _____.

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