Question

15% of 42 hours
fast​

Answer 1

Answer:

6.3 hours.

Step-by-step explanation:

42×15/100

=6.3.

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Answer 2

Answer:

$\frac{15}{100} \times 42 \\ = \frac{3}{20} \times 42 \\ = \frac{3 \times 21}{10} \\ = \frac{63}{10} \\ = 6.3$

Step-by-step explanation:

This is the answer may this help you.