Quantitative Aptitude - Arithmetic Ability Questions

____ are twin prime numbers.

Find the total surface area (in cm²) of a right circular cylinder of diameter 28 cm and height 12 cm.

The lengths of the two diagonals of a rhombus are 6 cm and 8 cm. Find the length of its perimeter (in cm).

If sin x + cos x = √2 sin x, then the value of tan x is

25 - 1/2{5 + 4 - (3 + 2 - 1 + 3)} = ?

A girl walking at the speed of 2 km/hr covers a certain distance in 7 hours 30 minutes. If she covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of cycle?

The minimum number of straight lines required to construct the given figure is ___.

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.