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Andrews [41]
3 years ago
10

Student A, B and C con complete a puzzle in 20 min, 15 min, and 30 min respectively. If all three student work together, how lon

g will it take to complete the puzzle?
Mathematics
1 answer:
ICE Princess25 [194]3 years ago
3 0

Answer:

~12.6 minutes

Step-by-step explanation:

The answer to the question is the average of all their times.

Add the numbers together: 20+15+30=65

Divide 65 by 3 to get about 12.6 minutes

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Step-by-step explanation:

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Then, you get that 720 mililiters to pints is:

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