Quantitative Aptitude - Arithmetic Ability Questions

The mean of the data 1, 1/2, 1/2, 3/4, 1/4, 2, 1/2, 1/4, 3/4 is

John is 15 years younger than Jill, 12 years ago, Jill's age was 1.5 times that of John. Jill is now ___ years old.

What is the simplified value of (cos A + sin A)(cot A + tan A)?

Alipta got some amount of money from her father. In how many years will the ratio of the money and the interest obtained from it be 10:3 at 6% simple interest per annum?

Select the odd word/letters/number/number pair from the given alternatives.

If tanθ = 815, then 1-sinθ1+sinθ is

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

If sin ­-330° = x, then the value of x is