SEA Math Answers – Page 5

(a) What fraction of a turn does Blade A make if it turns in a clockwise direction to the position of Blade D? (1 mark)
(b) How many 1/4 turns does Blade B make if it turns in a clockwise direction to the position of Blade D? (1 mark)
(c) Through how many degrees does Blade C turn in an anticlockwise direction to the position of Blade B? (1 mark)
(d) If Blade B travels 200 cm in in 1 whole turn, how many 1/2 turns will it take to make 300 cm? (2 marks)

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Math 2017 Question 44

December 31, 2017May 28, 2022 admin 2017, circle, circles, circumference, fractions

Question 44

A circle of radius 21cm is shown below

(a) Calculate the circumference of the circle. (2 marks)

(b) The circle is cut into 8 equal parts as shown below

The parts are used to form the shape below.

Calculate the perimeter of the shape. (3 marks)

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Math 2017 Question 43

December 31, 2017May 28, 2022 admin 2017, fractions, money, vat

Question 43

Mrs Brown bought the stove shown below at a discount of 20%

(a) Calculate the discount in dollars. (1 mark)
(b) What was the cost of the stove after the discount? (1 mark)
(c) Mrs Brown paid VAT at 12 1/2% on the discounted price.
How much VAT did she pay?
(d) Calculate the final price that Mrs Brown paid for the stove.

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Math 2017 Question 42

December 31, 2017May 28, 2022 admin 2017, division, fractions, subtraction

Question 42 There are 450 mangoes and oranges in a fruit stall. There are twice as many mangoes as there

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Math 2017 Question 41

December 31, 2017May 28, 2022 admin 2017, decimals, Time

Question 41

Five runners competed in a race on sports day. The table below shows the times recorded for 4 runners.

(a) Calculate the average running time for the FOUR given runners. (2 marks)
(b) Javed won the race by 0.3 seconds. What was his winning time? (1 mark)
(c) The winning time in last year’s race was 16.3 seconds. What is the least amount of time by which Mark must improve to beat last year’s winning time? (2 marks)

$Math SEA 2017$

SEA Math Answers