halal12
halal12
07-01-2021
Mathematics
contestada
Help pls explain and how you got it
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lovleen10
lovleen10
07-01-2021
Step-by-step explanation:
just minus 100 out of the percentage
for example 20% is 100 - 20 = 80
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bamille25
bamille25
07-01-2021
80% is 120 - 40 is half of 80 so multiply by 2 and you get 120
40% is 60 - given
20% is 30 - 20 is half of forty so half of 60 is 30
10% is 15 - half of 20 is 10 so half of 30 is 15
Not sure about the rest
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