Formatting page ...
MOCK EXAMINATION 1 2017 MATHEMATICS Grade: 10 Time: 2 hrs. Date: 26th Feb, 2017 Max. Marks: 80 [The time stated above is the time allowed for writing the examination. In addition, the first 15 minutes will be the time given for reading the question paper.] INSTRUCTIONS 1. Answer all Questions from Section A and any FOUR Questions from section B. 2. All working, including rough work, should be done on the same sheet and adjacent to answer. 3. The intended marks for Questions or parts of questions are given in brackets [ ]. SECTION A [40 Marks] Question 1 [3 + 3 + 4] a) A laptop is marked at 17600 inclusive of the sales tax. If the rate of sales tax is 10%, calculate: i. The list price of the laptop ii. The amount of sales tax in . b) The simple interest on a sum of money for 2 years at 4% is 450. Find the compound interest on this sum of money at the same rate for 1 year if the interest is reckoned halfyearly. c) What number should be subtracted from 2x3 5x2 + 5x so that the resulting polynomial has a factor 2x 3? Question 2 3 a) Given A = 0 [3 + 3 + 4] 0 , B = 4 0 and AB = A + B, find the values of a, b and c. Page 1 of 6
|
