108) A is 2 years older than B whos is twice as old as C. If the total of the ages of A, B, C be 27 years, then how old is B?

109) If A exceeds B by 40% and B is less than C by 20 %, then A:C = ?

110) X, Y, Z started a business by investing Rs. 27000, Rs. 81000 and Rs. 72000 respectively. At the end of one year, Y's share of total profit was Rs. 36000. What was the total profit?

111) To complete a work, P takes 50% more time than Q. If together they take 18 days to complete the work, how much time shall Q take to do it?

112) Two pipes can fill a tank in 20 minutes and 30 minutes respectively. If both the pipes are opened simultaneously, then the tank will be filled in