Quantitative Aptitude - Arithmetic Ability Questions

What is the value of √[(1 + sinA)/(1 -­ sinA)]?

If x = x2+11 2 - 2, then x3 + 5x2 + 12x is

The ratio of two positive numbers is 3:4. The sum of their squares is 400. What is the sum of the numbers?

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

Two circles touch externally. The sum of their areas is 130π sq.cm and the distance between their centers is 14 cm. The radius of the bigger circle is

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I:  All bins are baskets

Statement II:  No buckets are bins

Conclusion I:  All baskets are buckets

Conclusion II:  All buckets are baskets

The ratio of present ages of Ratnabali and Shaukat is 8:5. After 22 years the ratio of their ages will be 10:9. At present, what is Ratnabali's age?

The age of Dr. Pandey is four times the age of his son. After 10 years , the age of Dr. Pandey will be twice the age of his son . The present age of Dr. Pandey's son is