Quantitative Aptitude - Arithmetic Ability Questions

Average age of 5 students of a school is 14 years. The average age of students and their Mathematics and science teachers is 30 years. If the age of science teacher is 6 years more than the age of Mathematics teacher, then what is the age (in years) of Mathematics teacher?

If any two sides of a triangle are divided by the line in the same ratio, then the line must be _________________ to the third side of the triangle.

In triangle ABC, O is the orthocenter and angle BOC is 120 deg. Calculate angle BAC.

The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is

In ΔPQR measure of angle Q is 90 deg. If tanP = 24/7, and PQ = 14cm, then what is the length (in cm) of side QR?

If n + n2 + n4 + n8 = 45, then find the value of 'n' which will satisfy the equation.

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

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