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tchase0616
22.02.2021 •
Mathematics
Plz help me I need a good person to help plz plz
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Ответ:
True
Step-by-step explanation:
Thhe answer to this is true
Ответ:
We multiply the percentage by a variable and make it = to the given value.
70% of n = 21
Change percent to decimal
70% =
0.7n = 21
divide either sides by 0.7 to isolate n
0.7 and 0.7 cancels out
n = 30
0.7 × 30 = 21
70 % of 30 is 21
An example has been attached below
% of a number = multiply % by number
value is the % of a number = divide % by value