A. 15mB. 4mC. 3mD. None of these
Tag: Mathematics
12 3/4 * (1 2/17 / 8 1/6) / 5 4/3 = ______?
A. 1B. 27/98C. 6/17D. 27/17
(6 – 2 * 3 + 6) / (2 + 6 * 3 – 4) = _____________?
A. 9/8B. 3/10C. 3/5D. 3/8
A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are picked at random, what is the probability that they are all blue?
A. 1/455B. 2/455C. 1/91D. 4/455
Three 6 faced dice are thrown together. The probability that exactly two dice show the same number on them is -.
A. 5/9B. 5/12C. 1/36D. 7/12
In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that both the socks are of same color?
A. 4/11B. 1C. 2/33D. 19/66
The average of the marks of 12 students in a class is 36. If the marks of each student are doubled, find the new average?
A. 72B. 45C. 37D. 79
The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is_________?
A. 28B. 32C. 40D. 64
The ratio of the volumes of two cubes is 729 : 1331. What is the ratio of their total surface areas?
A. 81 : 121B. 9 : 11C. 729 : 1331D. 27 : 12
5 * 5 ÷ 5 + 5 ÷ 5 = ________?
A. 3B. 2C. 4D. 6