Quantitative Aptitude - Arithmetic Ability Questions

When a number is increased by 18, it becomes 106% of itself. What is the number?

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

In an army selection process, the ratio of selected to unselected was 6:1. If 90 less had applied and 30 less selected, the ratio of selected to unselected would have been 8:1. How many candidates had applied for the process?

In a triangle PQR, S and T are the points on PQ and PR respectively, such that ST II QR and PS/SQ=3/5,PR =6cm, then PT is

A solid has 12 vertices and 30 edges. How many faces does it have?

A and B together can complete a work in 24 days. B alone does 1/3rd part ofthis work in 12 days. How many days will A alone take to complete the remaining work?

In the following question, select the odd letter from the given alternatives.

What is the value of sec 330°?