Quantitative Aptitude - Arithmetic Ability Questions

Satheesh is two years older than Goutham who is twice as old as Sai. If the total of the ages of Satheesh, Goutham and Sai is 27, then how old is Goutham?

In a Rhombus ABCD, measure of angle CAB is 35°, what is the measure of angle ABC?

Value of (cos 53° - sin 37°) is

If x3 = 62 - 32, then the value of x is

Marked price of an item is Rs 200. On purchase of 1 item discount is 5%, on purchase of 2 items discount is 14%. Rajeshri buys 3 items, what is the effective discount? 

Find 150% of X, if X is the least number which when divided by 6, 7, 8, 9 and 12 leaves remainders 2, 3, 4, 5 and 8 respectively.

Sashi can do a piece of work in 20 days. Tanya is 25% more efficient than Sashi. The number of days taken by Tanya to do the same piece of work is:

Average of two numbers is 8 and average of other three numbers is 3 ; the average of the five numbers is