২৫৮৮১
Half of a pillar is under the earth, one-third of it is within water, and 12 feet is above water. What is the total length of the pillar?
উত্তর
72 feet
২৫৮৮৩
A mixture of 72 kg contains 17 parts of A, 3 parts of B, and 4 parts of C. Find the quantity of B.
উত্তর
9 kg
২৫৮৮৬
There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is __
উত্তর
3/8
২৫৮৮৭
If a, b and c are 3 consecutive integers and a>b>c, Which of the follwoing has the maximum value?
উত্তর
a+(b/c)
২৫৮৮৯
The total ages of a father and his son is 42 years, and the difference of their ages is 22 years. What is the son's age now?
উত্তর
10 years
২৫৮৯০
If two planes leave the same airport at 1:00 pm, how many km apart will they at 3:00 one traverls directly at 150 km/h and the other travels directly west at 200 km/h?
উত্তর
500 km