Percentage Level-3 Quiz-1

1. A shopkeeper bought a toy at Rupees 250 including 25% tax. He sells this toy at double the raw price (price without tax). Find his profit percentage?

2. There is a scheme on a shop: Buy 3 get 5, what is the percentage discount in this scheme?

3. The number of fishes in a pond gets multiplied each month by a number of month i.e., they get 2 times in Feb, 3 times of previous in March and so on. Find the no. of fishes in April if there are 1200 fishes in January?

4. In the above question, in the no. of fishes in March is K, what % of k fishes will be there in May?

5. In question 3, in which month population of fishes will exceed 10,00,000?

6. The volume of a inflating rubber cube is increasing by 8 units/ second. What will be the % increment in its edge from 1st second to the end of 8 seconds? Assume edge to be 0 in the beginning.

7. There are 300 students in a class. Out of these 35% are girls, out of these 40% are under the age of 18, out of which 50% own computers. What will be the % of girls who do not own computer of all the students?

8. The ratio of the speed of a old man and a boy is 1:2. They start climbing 200 stairs together. After climbing 75% of the stairs the boy reduced his speed by 75%. How many more stairs do old man have to climb to reach at the top if the old man can climb 2 stairs in a second?

9. In the previous question what will the difference in the completion time if old man doubles his speed after climbing 120 stairs.

10. There is a salary hike of 75% in the first month, 80% in the second month, and then 50% onwards. If Ram’s salary is K, what % of K will his salary after 4 months.