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by: Francis Kwaw

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# MATHS_QUESTIONS.pdf Mathematics

Francis Kwaw
CAL

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This note covers an entire examination questions suitable for junior high school pupils
COURSE
Junior High School
PROF.
Kwaw Francis
TYPE
Study Guide
PAGES
4
WORDS
CONCEPTS
Maths, core
KARMA
50 ?

## Popular in Mathematics

This 4 page Study Guide was uploaded by Francis Kwaw on Saturday October 15, 2016. The Study Guide belongs to Mathematics at University of California Berkeley taught by Kwaw Francis in Summer 2016. Since its upload, it has received 4 views. For similar materials see Junior High School in Mathematics at University of California Berkeley.

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Date Created: 10/15/16
QUESTIONS 1. Express as a percentage 17/25 ­13/20. 2. Three numbers are in the ratio 2:3:4 and their average is 36. a. Calculate the sum of the numbers. b. Find the greatest number. 3. If 2x: 5=16:20 find the value of x. 4. A student spent 2/5 of his pocket money on books and was left with ¢600,000.00. How much was his pocket money? 5. A watchman spent 40% of his salary on alcohol and was left with ¢120,000.00. Find his total salary? 6. A businessman spent 2/7 of his capital on raw materials, 2/3 of the remainder on workers salary and ½ of what still remained on equipment. If he had ¢10,000.00 left, find his capital used to start the business? 7. A wholesaler allows a retailer 25% trade discount and 5% cash discount. Find the cash price of an article which is priced in the wholesaler's catalogue at ¢120.00. 8. A bicycle was sold for \$3410.00 at a profit of 24%. Find the selling price that would have given a profit of 28%. 1 9. A man invested a certain amount of money in a bank at a simple interest rate of 5% per annum. At the end of the year, his total amount in the bank was ¢840,000.00. How much did he invest in the bank? 10. Find the compound interest on ¢900.00 for 2 years at 6% per annum, interest is to added half yearly. 11. Find the compound interest on ¢200,000.00 for 1 year at 32% per annum payable quarterly. 12. The   VAT   rate   of   a   country   is   20%.   A   building contractor bought a bag of cement at ¢62,000.00, VAT inclusive. Calculate  a. the basic cost of the cement b. the VAT paid by the man 13. The bearing of Q from P is 040° and the bearing of R from P is 130°. If |PQ|= r and |PR|=2r, find |QR|. 14. Two ships A and B start sailing from port P at the same time. Ship A sailing at 35km/h is on a bearing of 335° and ship B sailing at 22km/h is on a bearing of 065°. Find after three hours  a. the distance between the two ships. b. the bearing of A from B 2 15. After covering a distance of 120km from the port, ship A reaching a port D then turns and sail parallel to the track of ship B. How long will it take ship A to reach a point E due north of P? 16. A cyclists starts a journey from Town A. He rides 10km north, then 5km east and finally 10km on a bearing of 045°. a. How far north is the cyclist's destination from Town A? b. How far north is the cyclist's destination from Town A? c. Find the distance and bearing of the cyclist's destination from Town A correct your answer to the nearest km and degree. 17. Factorise completely the expression (h²­k²) – p(h­k). 18. Find the value of Q if 3Q=16²­13² 19. Given 5h²­2hk­7k² which is a quadratic trinomial in descending powers of h. 20. Without using tables or calculator, evaluate 53.8² ­ 46.2² 21. The sum of the ages of Akin and Dop is 35 years. The sum of twice Akin's age and three times Dop's age is 89 years. Find their present ages. 22. A wheel rotates 100 times in traveling 3000m. What is the radius of the wheel? 3 23. 4

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