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answer: </em></u>21 is 70% of 30
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<h2><u><em>
Working out percentages
</em></u></h2><h2><u><em>
We have, 70% × x = 21
or, 70100 × x = 21
</em></u></h2><h2><u><em>
Multiplying both sides by 100 and dividing both sides by 70,
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we have x = 21 × 100
70
x = 30
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If you are using a calculator, simply enter 21×100÷70, which will give you the answer.</em></u></h2>
Answer:the harleyquin costume would cost 40 $
Step-by-step explanation: as given the batman costume costs 20$. so 20 times 2 equals 40$.
20*2= 40$
Answer:
The Answer is 2.
Step-by-step explanation:
Answer:
i think its mq
Step-by-step explanation:
It is C
all the other options have positive slopes