Quantitative Aptitude - Arithmetic Ability Questions

How many times the keys of a typewriter have to be pressed in order to write numbers from 121 to 1346?

In the first 32 overs of a cricket match, the run rate was 7.2 runs/over. What is the required run rate in the remaining 18 overs to reach the target of 297 runs?

Murad can do a piece of work in 33 hours. If he is joined by Joel who is 100% more efficient, in what time will they together finish the work?

How many 100 digit positive number are there?

Sum of four consecutive odd numbers is 208. Find the largest number.

What is the average of first 39 even numbers ?

Two equal arcs of two circles subtend angle of  60° and 75° at the centre. The ratio of the radii of the two circles is

Two people A and B are at a distance of 260 km from each other at 9:00 a.m. A immediately starts moving towards B at a speed of 25 km/h and at 11:00 a.m. B starts moving towards A at a speed of 10 km/hr. At what time (in p.m.) will they meet each other?