Quantitative Aptitude - Arithmetic Ability Questions

30% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?

If 3x^2 + ax + 4 is perectly divisible by x - 5, then the value of a is :

In an acute-angled triangle ABC is Sin(B+A+C)=32 and tan(C+A-B)=1, then C is equal to

If x + 3 ≤ 4x + 4 and 3(4 - x) - 4 ≥ 2x - 2, then x can take which of the following values?

The sum of a fraction and 3 times its reciprocal is 37/10. What is the fraction?

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

A circle and a square have same area. The ratio of the side of the square to the radius of the circle will be:

An hour-long test has 60 problems. If a student completes 30 problems in 25 minutes, then the required seconds he has taken on average for computing each of the remaining problems is