Quantitative Aptitude - Arithmetic Ability Questions

If cosec θ + sinθ = 5/2 then the value of cosecθ - sinθ is

If a + b + c = 9 and ab + bc + ca = 18, then what is the value of a3 + b3 + c3 – 3abc?

If a + b = 5 and ab = 6, then what is the value of a3 + b3?

1/8 th of the audience of a program Jabardast were children, 2/5th of the audience were men and the rest women. If the number of women audience is 380, find the total number of audience in the program?

The sum of 6xy(2x - 4z) , 3yz(2x - 3z) and 4xz(3y - 2y2) is

If x3 – 4x2 + 19 = 6(x – 1), then what is the value of [x2 + (1/x – 4)]?

Product of three consecutive odd numbers is 1287. What is the largest of the three numbers?

The rate of working of A and B are in the ratio of 2:3. The number of days taken by them to finish the work is in the ratio: