If cos -300° = x, then the value of x is

A man travels 420 kilometres in, partly by rail and partly by steamer. He spends 8 hours more time on steamer. If the velocity of the steamer is 35 km/hr and the velocity of rail is 65 km/hr, how much distance does he cover by steamer?

Coefficient of x2 in (x + 7)(5 - 3x)(3x - 6) is

Find x.

693.5 - (47.23 - x) - 82.48 = 8.172.

Point Q(-2,b) is the midpoint of segment EF. Co-ordinates of E are (-7,-6) and F are (a,0). What is the value of a and b?

If 4(4x + 5) > 2x - 1 > 4x - 3, then the value of x is

Who wrote the book -"The Algebra of Infinite Justice"?

Which among the following countries won the Sultan Azlan Shah cup in 2016?