If 3n+4-3n+2=8 What is the value of n?
If 40 men can make 30 boxes in 20 days. How many more men are needed to make 60 boxes in 25 days?
If 738A6A is divisible by 11, then the value of A is:
There is a point in a circle. What is the probability that this point is closer to its circumference than to the center?
3 liters of water is added to 11 liters of a solution containing 42% of alcohol in the water. The percentage of alcohol in the new misture is:
If log 2= 0.3010 and log 3=0.4771. What is the value of log5 1024?
A can do a piece of work in 24 days, B in 32 days and C in 64 days. All begin to do it together, but A leaves after 6 days and B leaves 6 days before the completion of the work. How many days did the work last?
P, Q, R are employed to do a work for Tk. 5,750. P and Q together finished 1923 of work and Q and R together finished 823 of work. Wage of Q, in Taka, is
In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?
If the diagonals of a rhombus are 24cm and 10cm, what is its perimeter?