Quantitative Aptitude - Arithmetic Ability Questions

The length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively. Find its area (in cm²)

X attempts 94 questions and gets 141 marks. If for every correct answer 4 marks is given, and for every wrong answer 1 mark is deducted, then the number of questions wrongly answered by X is __.

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

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 33708, and Rs 35730.48 respectively, what is the rate of interest?

If curved surface area of a cylinder is 616 sq cm and height is 14 cm, find its radius?

The value of 1+tan2∅(1-sin2∅) is

Of the 3 numbers whose average is 112, the first is 3/13 times the sum of other 2. The first number is _____.

The average marks obtained by a group of 10 students were 20. One student left the group as a result of which the average of the remaining students rose to 21. But another student joined, as a result of which the average marks of the group dropped a bit and became 20.6. What were the average marks obtained by the student who left and the one who joined?