Quantitative Aptitude - Arithmetic Ability Questions

Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanvi who is 50% more efficient, in what time will they together finish the work?

If R019 is divisible by 11, find the value of the smallest natural number R?

A sum of Rs 800 becomes Rs 1000 in 2 years at simple interest. What is the per annum rate of interest (in percent)?

After buying a toy for Rs. 66, Raghu managed to sell it at a profit of 15%. The selling price of the toy was

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given options.

How many numbers are there from 300 to 700 which are divisible by 2, 3 and 7?

Find the value of p if ­-3x -­ 11, x + p and 5x + 7 are in arithmetic progression.

Find the value of x if 0.08x + 0.04y = 10 and 0.2(x-1) + 0.4y = 24.8