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slava [35]
3 years ago
5

Determine 30% of 70. using double number line

Mathematics
1 answer:
Vadim26 [7]3 years ago
3 0

Answer:

100%     -     70

---------------------

30%      -      x

100x=70*30\\100x=2100\\x=\frac{2100}{100}\\x=21

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