Mathematics gr 8 Monthly Test
2024
Grade 8 Mathematics
Monthly Test
Term 1-2024
Question 1
1 Calculate:
1.1 2340 + 478
1.2 1020-980
1.3 321 × 25
1.4 2488 ÷ 8
(2)
(2)
(3)
(3)
1.1
Write down:
1.1.1
the factors of 72.
(2)
1.1.2
the prime factors of 30 (use the ladder method).
(2)
1.1.3
the multiples of 16 smaller than 90.
(2)
1.1.4
Any two composite numbers smaller than 21.
(1)
1.1.5
Any two prime numbers smaller than 18
(1)
1.2
Calculate:
(3)
1.2.1 the LCM of 5 and 20
(3)
1.2.2 the HCF of 12 and 36
Question 2.
[24]
(ALL CALCULATIONS MUST BE DONE WITHOUT USING A CALCULATOR)
2.1 Write the following ratios in the simplest form
2.1.1 10:15
(2)
2.1.3 3 minutes : 60 seconds
(3)
2.2.1
Increase R68 in the ratio 7:4
(2)
2.2.2
Decrease 100 in the ratio 4: 3.
(2)
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Mathematics gr 8 Monthly Test
2.2.3
2024
(3)
Divide 24𝑘𝑔 in the ratio 1: 3.
2.3
The ratio of the number of boys to the number of girls in a class is 4 : 3.
2.3.1
Calculate how many boys there are in the class if there are 42 pupils in the class.
(2)
2.4
If the Banded Peak School bus travels 2531 km in 26 hours, what unit rate correctly
(2)
identifies their speed?
[16]
Question 3
3.1 Calculate 15% of R150
(1)
3.2 Deon buys a laptop for R8000. The next year he sells it for R6 900. Does he make a profit or a
loss? Show your working out.
(2)
3.3 Mrs Khan buys a lounge suite from a furniture store. The cash price of the lounge suite is R7500.
The bank charges 13% simple interest p.a on the loan which Mrs Khan has to pay in one year.
3.3.1 How much will the TOTAL amount be?
(2)
3.3.2 What will Mrs Khan’s Monthly instalment be?
(2)
3.4 Mathew buys a video game for R161 including tax. What is the original amount of the video
game?
(2)
[10]
Total – 50 marks
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