Quantitative Aptitude - Arithmetic Ability Questions

An angle is smaller than its supplementary angle by 50°. What is the measure of the angle?

Find the area (in cm2) of a semi-circle of radius 28 cm.

Dealer purchased an article for Rs. 900 and fixes the list price in such a way that he gains 20% after allowing 10% discount, then the list price is

19 personswentto a hotel for a combineddinner party. 13 of them spent Rs 79 each on their dinner and the rest spent Rs 4 more than the average expenditure of all the 19. What was the total money spent by them?

3 numbers whose average is 112, the first number is 1/6th the sum of other 2. What is the first number?

P can make a table in 16 days while Q can make it in 20 days. Q started the work and did that work for 5 days. In how many days P can complete the remaining work?

By which least number should 5000 be divided so that it becomes a perfect square?

If 9x+2 = 240 + 9x, the value of (8x)x is