Quantitative Aptitude - Arithmetic Ability Questions

If curved surface area of a cylinder is 1320 sq cm and height is 10 cm, find its radius?

Find the number of prime factor of 1024.

If r sinθ=3 and r cosθ=1, then the values of r and θ are: (0°⩽θ≤90°)

If  x=2+32-3, then what is the value of x+1/x ?

A, B and C can complete a work in 20, 24 and 30 days respectively. All three of them starts together but after 4 days A leaves the job and B left the job 6days before the work was completed. C completed the remaining work alone. In how many days was the total work completed?

Neeraj's earning was decreased by 60% and after that subsequently increased by 60%. Find the final loss % on his earnings?

Ram and Rahim standing at a distance of 680m run towards each other at a speed of 8 m/sec and 9 m/sec respectively. After how long will they meet?

Select the odd number from the given alternatives.