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Mathematics Standard 8 Question Paper

Mathematics Standard 8

Course:Primary Level

Exam Year:2005

MATHEMATICS STANDARD EIGHT
K.C.P.E REVISION QUESTIONS.

TOPIC: PERCENTAGE INCREASE AND DECREASE

1. A farmer had 120 animals for which 50% were cattle, 30% goats and the rest sheep. He increased the number of goats by 25%, sheep by 50% and decreased the number of cattle by 20%. How many animals did he finally have?

2. In one year the population of gazelles in a park was 3400. In the following year, the population reduced by 25%. What was the size of the population after the reduction?

3. Flour is packed in 2.5 kg packets. If the weight of flour is increased by 25%, what would be the new weight of the packets?

4. A carpenter wanted to make 192 round tables and 128 rectangular tables. He later decided to decrease the number of round tables by 25% and to increase the number of rectangular ones by 25%. How many tables did he make altogether?

5. The number of people who attended a two day exhibition dropped from 2500 on the first day to 2400 on the second day. What was the percentage decrease in attendance?

6. During a tree planting season the number of trees planted in May was 10% more than the number planted in June. If the number of trees planted in May was 9900 how many trees were planted in June?

7. The marked price of a dress was sh. 400. After a price increase the marked price of the dress became sh. 450. What was the percentage increase?

8. After Khadija spent 25% of her money, she remained with sh. 150. How much money did she have to start with?

9. In April, a posho mill packed 25000 bales of unga. In the previous month, 20000 bales had been packed. What was the percentage increase in the number of bales of unga?

10. After 25% of water leaked from a tank, 375 litres still remained. How many litres of water leaked?

11. The population of a town in 1992 had increased by 20%. If the population of the town in 1991 was 480,000, what was the population in 1992?

12. Ali weighed 100 kg. After some illness his weight was reduced by 10%. A week after he lost a further 10%. What was his weight at the end of that week?

Mathematics Standard 8 Question Paper

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