Quantitative Aptitude - Arithmetic Ability Questions

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?

A man gains 15% by selling a calculator for a certain price. If he sells it at the triple the price, then what will be the profit percentage?

If cosecA + cotA = x, then value of x is

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

If 2A = 3B = 8C; What is A : B : C?

How many 100 digit positive number are there?

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

Price of diesel increased from Rs 45/litre to Rs 50/litre. How much should the consumption of diesel be reduced (in %) so as to increase expenditure by only 5%?