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Answer :

The answer should 21 because a hack I learned in elementary school was if you just multiply the 7 and the 3 you’ll get your answer and I made sure someone check it and it’s right!!!

I hope this helps!!!
The answer is 21

70 percent *30 =

( 70/100)*30 =

( 70*30)/100 =

2100/100 = 21

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