1) X, Y and Z can do a piece of work in 20, 30 and 60 days respectively. In how many days can X do the work if he is assisted by Y and Z on every third day?

a) 16 days

b) 12 days

c) 18 days

d) 15 days

2) A sum of money is to be distributed among P, Q, R, S in the proportion of 5 : 2 : 4 : 3. If R gets Rs. 1000 more than S, what is Q's share?

a) Rs. 2000

b) Rs. 1500

c) Rs. 500

d) None of these

3) Abhijit and Vishal are working on an assignment. Abhijit takes 6 hours to type 32 pages on a computer, while Vishal takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?

a) 8 hours

b) 7 hours 30 minutes

c) 8 hours 25 minutes

d) 8 hours 15 minutes

4) The average weight of P, Q and R is 45 kg. If the average weight of P and Q be 40 kg and that of P and Q be 43 kg, then the weight of Q is -

a) 26 kg

b) 17 kg

c) 31 kg

d) 20 kg

5) X starts business with Rs. 3500 and after 5 months, Y joins with X as his partner. After a year, the profit is divided in the ratio 2 : 3. What is Y's contribution in the capital?