Quantitative Aptitude - Arithmetic Ability Questions

What is the reflection of the point (-1 , 5) in the line x = 1?

In the following question, select the odd word from the given alternatives.

The compound interest on Rs. 24000 at 10% per annum for 11⁄2 years, interest being compounded semi­annually is

A shopkeeper marks his goods 40% above the cost price and allows a discount of 25% on it. His gain % is

Coefficient of x2 in (x + 7)(5 - 3x)(3x - 6) is

What is the value of 2sec2A?

The mean of 10 observations is 17. One more observation is included and the new mean becomes 16. The 11th observation is

In a mixture of milk and water, there is 19% milk. If the quantity of milk in the mixture is 437 mililitres, then what is the total quantity (in millilitres) of mixture?