Quantitative Aptitude - Arithmetic Ability Questions

The present population of a town is 26010. It increases annually at the rate of 2%. What was the population of town 2 years ago?

If Cos θ = 35/37, then what is the value of Cosec θ?

A, B and C start a business and the ratio of their investment is 8 : 5 : 3. If at the end the ratio of their profits is 4 : 15 : 6, then what is the ratio of time period of their investment?

P and Q invested some money in a business in the ratio of 4 : 7 respectively. After 6 months P withdraws his capital. If they receive profits in the ratio of 4 :21, then for how many months did Q invest in the business?

21 is 35 of what number?

Which number will fit in '?' place in the following series?

12, 23, 45, 89, ?

The area of a square is 100 sq cm, find length of its diagonal?

Compute of 29292 x 9999 = ?