Quantitative Aptitude - Arithmetic Ability Questions

The value of cos0 deg is

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

A pilot in an aeroplane at an altitude of 200 m observes two points lying on either side of a river. If the angles of depression of the two points be 45° and 60°, then the width of the river is

What will be the cost of levelling a circular ground of diameter 28 m, if charges are Rs. 125 per sq.m?

Possible measures of three angles of a triangle are

The simple interest on a sum is 5/9 of the principal for 25 years. What is the rate (in percentage) of interest per annum?

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.

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