Quantitative Aptitude - Arithmetic Ability Questions

If a : b is 32 : 35 and b : c is 21 : 32, then a : c is?

If tan(A/2) = x, then the value of x is

On dividing 8a2b2c2 by 4a2, we get

A man can row upstream at 12 km/hr and downstream at 18 km/hr. The man's rowing speed in still water is

Find the LCM of 15, 25 and 29.

If Gangadhar's salary is 3/11 times of Hari's and Shambhu's is 3/4 times of Hari's, what is the ratio of Gangadhar's salary to Shambhu's?

Raj takes 2 1/3 hrs to complete a certain distance at a speed of 51 kmph. What time would Kiran take to complete the same distance at a speed of 68kmph?

X can complete a task in 8 days, whereas Y can complete the same task in 10 days. If they work together, in how many days will the task be completed?