Quantitative Aptitude - Arithmetic Ability Questions

When a number is increased by 42, it becomes 121% of itself. What is the number?

The length of each side of a rhombus is 25 m and the length of one of its diagonals is 14 m. Find the area of the rhombus?

What is the value of Cot 45° + Cosec 60°?

The angles of elevation of top and bottom of a flag kept on a flag post from 30 metres distance, are 45 and 30 deg respectively. Height of the flag is [taking √3 = 1.732]

If sum of Rs.1000 amount to Rs.1331 in 3 years, compounded annually. Then, find the rate of interest per annum?

ABCD is a trapezium in which AB is parallel to CD and AB = 4(CD). The diagonals of the trapezium intersects at O. What is the ratio of area of triangle DCO to the area of the triangle ABO?

If x+3y=-3x+y, then x22y2 is equal to

Find 2 consecutive natural numbers, sum of whose squares is 25.