1. The median of
0, 2, 2, 2, -3, 5, -1, 5, 5, -3, 6, 6, 5, 6 is :

2. The average age of an adult class is 40 years. Twelve new students with, an average age of 32 yrs join the class, thereby decreasing the average age of the class by 4 years. The original strength of the class was

3. The price of vegetable has increased by 25%. The percentage of reduction that a family should incur in eating of vegetables so as not to increase the expenditure on this account is :

4. How much does a watch lose per day, if its hands coincide every 64 minutes ?

5. What is the mode of the following data of wages per day ?
5, 4, 7, 5, 8, 8, 8, 5, 8, 9, 5, 7, 9, 10, 8

6. Rajesh buys an article with 25% discount on its marked price. He makes a profit of 10% by selling it at Rs 660. The marked price is :

7. 12 men and 18 boys working 7 1/2 hours a day can do a work in 60 days. If I man works equal to 2 boys, then the number of boys required to help 21 men to do twice the work in 50 days, working 9 hours a day will be :

8. The average of, two numbers is 8 and the average of another 4 numbers is 5. The average of all the six numbers is :

9. (51 + 52 + 53 + .......... + 100)= ?

10. Two-third of a consignment was sold at a Profit of 5 % and the remainder at a loss of 2%. If the total profit was Rs. 400, the value of the consignment (in rupees) was