Quantitative Aptitude - Arithmetic Ability Questions

If the circumference of a circle is 44 cm, then what must be its area (in cm²)?

If 90% of A = 30% of B and B = x% of A, find x.

Select the odd word/letters/number/number pair from the given alternatives.

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?

If 40 is 0.05% of x, then what is the value of x?

A train travelling at 76 kmph crosses a 450 m long platform in 27 seconds. What is the length of the train?

Two circles touch externally. The sum of their areas is 130π sq.cm and the distance between their centers is 14 cm. The radius of the bigger circle is

In a one day match of 50 overs in an innings the Team A had a run rate of 6.1 runs per over. Team B is playing and 10 overs are left and the required run rate to tie the match is 6.5 per over. What is Team B's score now?