A television set uses 7 units of electricity in 5 hours. How many units will it use in 15 hours?

Mathematics

1 answer:

Liula [17]2 years ago

8 0

Answer:

21 units

Step-by-step explanation:

7 units in 5 hours means 14 units in 10 hours which means 21 units in 15 hours.

5x3=15

7x3=21

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