A library has an average of 510 visitors on Sunday and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is___________?

Related Mcqs:

1. Visitors to show were charged Rs.15 each on the first day. Rs.7.50 on the second day, Rs.2.50 on the third day and total attendance on the three days were in ratio 2:5:13 respectively. The average charge per person for the whole show is___________?

   A. Rs.3
   B. Rs.4.50
   C. Rs.5.00
   D. Rs.7.50

2. P and Q can do a work in 30 days. Q and R can do the same work in 24 days and R and P in 20 days. They started the work together, but Q and R left after 10 days. How many days more will P take to finish the work?

   A. 10
   B. 8
   C. 18
   D. 19

3. How many liters of oil at Rs.40 per liter should be mixed with 240 liters of a second variety of oil at Rs.60 per liter so as to get a mixture whose cost is Rs.52 per liter?

   A. 120 liters
   B. 180 liters
   C. 110 liters
   D. 160 liters

4. A and B can finish a piece of work in 20 days .B and C in 30 days and C and A in 40 days. In how many days will A alone finish the job?

   A. 48
   B. 34(2/7)
   C. 44
   D. 45

5. A and B can do a piece of work in 21 and 24 days respectively.They start the work together and after some days, A leaves and B completes the rest of the task in 9 days. After how many days did A leave?

   A. 5
   B. 6
   C. 7
   D. 8

6. P and Q need 8 days to complete a work. Q and R need 12 days to complete the same work. But P, Q and R together can finish it in 6 days. How many days will be needed if P and R together do it?

   A. 7
   B. 8
   C. 9
   D. 10

7. P can do a work in 24 days. Q can do the same work in 9 days and R can do the same in 12 days. Q and R start the work and leave after 3 days. P finishes the remaining work in_________days.

   A. 10
   B. 9
   C. 11
   D. 12

8. P can finish a work in 18 days. Q can finish the same work in 15 days. Q worked for 10 days and left the job. how many days does P alone need to finish the remaining work?

   A. 8
   B. 6
   C. 4
   D. 2

9. P can lay railway track between two stations in 16 days. Q can do the same job in 12 days. With the help of R, they completes the job in 4 days. How much days does it take for R alone to complete the work?

   A. 9(3/5) days
   B. 9(1/5) days
   C. 9(2/5) days
   D. 10 days

10. C takes 6 days to complete half of a work and D takes 5 days to complete 1/3rd of the same work. They take turns to complete the task. If C works for the first 4 days, in how many days will D complete the rest of the work without the help of C?

    A. 10 days
    B. 12 days
    C. 8 days
    D. 9 days