Quantitative Aptitude - Arithmetic Ability Questions

Bipul is 16 years younger than Saibal. 12 years hence, Saibal's age will be 1.5 times that of Bipul. Saibal is now ___ years old.

The price of an article is discounted by 25%, to restore to its original value, the new price must be increased by

What is the value of [(cos 7A + cos 5A)÷(sin 7A – sin 5A)]?

If x2 – 4x + 1 = 0, then what is the value of x9 + x7 – 194x5 – 194x3?

The price of a shirt after 15% discount, is Rs.119. What was the marked price of the shirt before discount

What number should be added to each of the numbers 94, 24, 100 and 26, so that the resulting numbers are in continued proportion?

The sum of two angles of a triangle is 116o and their difference is 24o . The measure of smallest angle of the triangle is

The ratio of present ages of Rambha and Sarvesh is 8:5. After 7 years the ratio of their ages will be 5:4. What is Rambha's present age?