Quantitative Aptitude - Arithmetic Ability Questions

The average marks of 10 students in an examination was 25. It was later found that the marks of one student had been wrongly entered as 34 instead of 43. What is the correct average?

The median of the numbers 4, 2, 2, 6, 3 and 8 is

Which of the set of three sides can't form a triangle?

A right circular conical structure stands on a circular base of 21m diameter and is 14m in height. The total cost of colour washing for its curved surface at Rs. 6 per sq. m. is
(Take Π = 22/7 )

How much is the maximum % discount that sheela can offer to her customer on her Marked Price so that she sells her product at no profit or loss, if she had already marked her product by 25% more than the cost price?

The compound interest on Rs. 64,000 for 3 years, compounded annually at 7.5% p.a. is Rs. 64,000

What is the simplified value of 31253 + 4253 + 36753

ΔABC is right angled at B. If cotA = 7/24, then what is the value of cosecC ?