Sum of ages of all boys = 12 x 22 = 264 Sum of ages of all girls = 10 x 18 = 180 So, 264 + 180 + x = 500 => x = 56
If there are a total of 1000 students in the school, how many students prefer Mathematics and science?
If x – 1/x = 9, then x3 – 1/x3 is:
In a best-of-two chess match between Player X and Player Y, the probability that Player X wins a game is (5/9), and the probability that Player Y loses ...
125 sweets were distributed equally among children in such a way that the number of sweets received by each child is 20% of the total number of children...
Find the value of ‘x’ in the given expression:
(49/16)x× (64/343)x-1 = 4/7
Find the values of x and y if 0.1x + 0.05y = 20 and 0.3(x+2) +0.6y = 66.
If a = 701, b= 703 and c= 706, then find the value of a³ + b³ +c³ –3abc?
If y + 1/y = 2 then find y117 + 1/(y117)
If a +`1/b` = 1 and b +`1/c` =1 , then the value of c +`1/a` is
