1. The S.I. of Rs 100 of 1 year at the rate of 3 paise per rupee per month is

2. The ratio of 50 paise to Rs. 1 is

3. The ratio of 10 m to 1 km is

4. Out of 40 students in a class, 25% passed. How many students passed?

5. Out of 100 students of a class, 30% like to watch T.V. How many students like to watch T.V.?

6. There are 50 students in a class of which 40 are boys and the rest are girls. The ratio of the number of boys and number of girls is

7. 40% of 50 students of a class are good at Science. How many students are not good at Science?

8. Apala has Rs 200 with her. She spent 80% amount she had. How much money is left with her?

9. The marked price of a book is Rs 100. The shopkeeper gives 25% discount on it. What is the sale price of the book?

10. A bag is available for Rs 90. The shopkeeper allows 10% discount on the marked price. What is the marked price of the bag?