The missing number in the bracket 21(9) 12, 24(?) 9 is-
Express 17: 20 is percentage?
What % of 0.25 is 0.01 ?
A student's average test score on 4 tests is 78. What must be the student's score on the 5 ^ (th) * testf the student's average score on the 5 tests to be 80?
How many minutes does it take john to type y words if he types at the rate of x words per minute?
If n is an integer, which of the following must be even?