Quantitative Aptitude - Arithmetic Ability Questions

Two numbers are 90% and 75% lesser than a third number. By what % should the first number be increased so that it becomes equal to the second number?

Triangle ABC as shown in figure has line XY parallel to the BC and the line BY is the bisector of angle XYC. Which of the following option is correct?

The area of the square field is 196 sq.m. Its each side is

In the following question, select the odd number pair from the given alternatives.

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

A tower stands on the top of a building which is 40 metres high. The angle of depression of a point situated on the ground from the top and bottom of the tower are found to be 60 and 45 deg respectively. What is the height (in metres) of tower?

From a point, 40 m apart from the foot of a tower, the angle of elevation of its top is 60°. The height of the tower is

The maximum value of 5+20x-4x2, when X is real number