Quantitative Aptitude - Arithmetic Ability Questions

Alarms from 3 different clocks sound after every 2, 4 and 6 hours, respectively. If the clocks are startedat the same 6 time, how many times do the alarms ring together in 3 days?

Three solid spheres of radius 3 cm, 4 cm and 5 cm are melted and recasted into a solid sphere. What will be the percentage decrease in the surface area?

Reflection of the point (3,-6) in the y-axis is

What is the value of 299996 x 300004?

On dividing 221a2b2 by 13b2, we get _____.

If cos -4π/3 = x, then the value of x is

What is the value of 7293×16+676+169

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the