Quantitative Aptitude - Arithmetic Ability Questions

ΔXYZ is right angled at Y. If cosX = 3/5, then what is the value of cosecZ ?

The difference between the place values of 9 and 5 in the number 428693745 is

A natural number, when divided by 5,6,7 or 8,leaves a remainder of 4 in each case. what is the smallest of all such numbers?

If PQ and PR be the two tangents to a circle with centre O such that ∠QPR = 120° then ∠POQ is

A sphere of radius 5 cm is melted to form a cone with base of same radius. The height (in cm) of the cone is

Given: x -­ 5 ≤ 2x -­ 3 and 2x - ­1/2 ≥ 5x + 2; then x can take which of the following values?

A tetrahedron has 4 vertices. How many edges does it have?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 33708, and Rs 35730.48 respectively, what is the rate of interest?