Quantitative Aptitude - Arithmetic Ability Questions

What is the value of tan 7π/4?

When a number x is divided by a divisor it is seen that the divisor = 4 times the quotient = double the remainder. If the remainder is 80 then the value of x is

If cos4θ-sin4θ=13 then the value of tan2θ is

Find the radius of the circle if the length of its arc is 33 cm whose corresponding central angle is 90° ?

If a sum of money doubles itself in 8 yrs, then the interest rate in percentage is ?

The sum of the digits of a 2­digit number is 17. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

If cosA/(1 - sinA) = x, then the value of x is

If 14.35 - (1.956 - x ) - 83.92 = 3.858 then what is the value of x?