Quantitative Aptitude - Arithmetic Ability Questions

Δ DEF is right angled at E. If m∠F = 45°, then what is the value of 2 Sin F x Cot F?

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The diagonals of 2 squares M and N are in the ratio 2:1. The ratio of their areas is

15 small rods, each of length 23 2/7 m are joined to make a big rod. What then is the length of the big rod?

If X + 2Y = 27 and X - 2Y = -1, find the value of Y.

Average marks obtained by 19 boys of a college is 56. If the highest marks and lowest marks obtained are removed, then the average reduces by 2. What is the average of the highest and lowest marks obtained?

The volume of a hemisphere is 5749.33 cm³. Find its diameter (in cm).

The product of two numbers is 20. One of them is 1.25. What is the other number?