20 39 74 ? 262 499

13 20 39 78 145 (?)

724 - 336 + 499 = ?+ 112

724 - 336 + 499 = 775 + ?

11, 5, 20, 12, 40, 26, 74, 54

49.0003 + 74.999 = ?

Solve 23 xx 74 .

Find the unit digit of (432)^(412) xx (499)^(431)

Scores of a batsman of 5 consecutive inings are 39, 51, 59, 62 and 74. Find the mean diviation of the samples .with respect to AM and median.

How many numbers are divisible by 3 in the set of numbers 300, 301, 302, ……., 499, 500 ?