The average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next inning so as to increase his average of runs by 4?
The greatest number which can divide 1356, 1868 and 2764, leaving the same remainder 12 in each case, is:
7 is added to a certain number, the sum is multiplied by 5; the product is divided by 9 and 3 is subtracted from the quotient. The remainder deft is 12. The number is:
If (a - b) is 6 more than (c + d) and (a + b) is 3 less than (c - d), than (a - c) is: