Quantitative Aptitude - Arithmetic Ability Questions

When a discount of 20% is given on an African safari ticket, the profit is 43%. If the discount is 28%, then the profit is

75 pupils from a school appeared for an examination and 80% of them passed. Another school entered 10 more pupils than the first school and five pupils less than the first school passed. The pass % of in the second school was :

In the given figure, O is centere of the circle. Circle has 3 tangents. If angle QPR = 45 deg, then what is the value (in deg) of angle QOR ?

The circular measure of the included angle formed by the hour hand and minute hand of a clock at 3 PM will be

2 is what percent of 50?

P can complete a work in 15 days and Q in 24 days. They began the work together, but Q left the work 2 days before its completion. In how manydays, was the work completed?

Findout the odd word/letters/number/number pair from the given alternatives.
23 : 8 : : 62 : ?

If (1 + cosA)/2 = x, then the value of x is