Quantitative Aptitude - Arithmetic Ability Questions

Which of the following is NOT prime number?

Samit was given some money to take care of his travel during a 6-day sales drive he had to undertake. However, he had to increase his stay by another 4 days and as a result his average daily travel allowance went down by Rs. 56. What was the amount that was sanctioned to him in the beginning?

For what value of X, 211X will be a perfect square?

An angle is thrice its complementary angle. What is the measure of the angle?

Identify the odd one out from the following:

What is the quotient when 1359 is divided by 48?

If (cotAcotB - 1) / (cotB + cotA) = x, then the value of x is

In an arithmetic progression, if 9 is the 5th term, -26 is the 12th term, then -6 is which term?