Aldi buys and sells paintings. he uses the formula shown to work out the percentage profit he makes. work out Aldi 's percentage profit if the cost price is $250 and the selling price is $300
16,67%
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eraser
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magnet
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rocket
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banana
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15
simplify
3y/8
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15
simplify
(5a+9b)/12
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15
use the formula F=ma to work out the value of F when m=12 and a= 5
F= 60
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15
make t the subject of the formula: m=7t+9
t=(m-9)/7
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15
simplify
7x/14
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15
use the formula v= u + at to work out the value of v when u=7, a=10, t=8
v=87
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thief
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5
10
15
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25
fairy
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5
10
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20
25
gift
Win 10 points!
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baam
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15
simplify
7y/10
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15
use the formula v= u + at to work out the value of u when v=75, a=4, t=12
