Quantitative Aptitude - Arithmetic Ability Questions

The average height of 50 bats is 126 cm. Some bats of average height 120 cm are removed. If the new average height is 130 cm, then how many bats are remaining?

If the difference between the measures of the two smaller angles of a right angled triangle is 8°, then the smallest angle is

Raghavendra sells a machine for Rs 43 lakhs at a loss. Had he sold it for Rs 52 lakh, his gain would have been 5 times the former loss. Find the cost price of the machine.

Two students appeared for an examination. One of them secured 22 marks more than the other and his marks were 55% of the sum of their marks. The marks obtained by them are _______.

ΔDEF is right angled at E. If m∠D = 45°, then find the value of (tanF + 1/3).

If x = x2+11 2 - 2, then x3 + 5x2 + 12x is

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is

What is the area (in sq cm) of an equilateral triangle of side 14 cm?