3 years ago

Frank started practicing his trumpet at 4:30 pm and finished at 6:00 pm. How long did he practice?

Mathematics

1 answer:

scoundrel [369]3 years ago

8 0

Answer:

Step-by-step explanation:

4:30 pm can be also expressed as 16:30, while 6:00 pm can be expressed as 18:00. The difference between them is 01:30, therefore the answer is D, 1 hour and 30 minutes.

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