If –2 is the solution of the equation 2x + 1 – 3c = 2c + 3x – 7, find the value of c.

## FCMB NR 14

The time taken to do a piece of work is inversely proportional to the number of men employed. If it takes 45 men to do a piece of work in 5 days, how long will it take 25 men?

## FCMB NR 10

The probability of a student passing any examination is 32 . If the student takes three examinations, what is the probability that he will not pass any of them?

## FCMB NR 12

If the 9th term of an A.P. is five times the 5th term, find the relationship between a and d.

## FCMB NR 11

The mean of a set of six numbers is 60. If the mean of the first five is 50, find the sixth number in the set.