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Xelga [282]
4 years ago
5

A light bulb consumes 1440 Watt hours per day.. how long does it take to consume 6840 watt- hours​

Mathematics
1 answer:
kkurt [141]4 years ago
3 0

Answer:

4 days and 18 hours.

Step-by-step explanation:

1440 Watt hours = 1 day

6840 Watt hours = x

<em>Cross multiply.</em>

1440*x = 6840*1

1440x = 6840

<em>Divide both sides by </em><u><em>1440.</em></u>

1440x/1440 = 6840/1440

x = 4.75 days

4.75 days is <u>4 days and 3/4 of a day; because 3/4 = 0.75</u>

<em>We have to find 3/4 of 1 day.</em>

<u>1 day is 24 hours.</u>

3/4* 24

<em>Divide 24 by 4.</em>

3*6 = 18

So, 18 hours.

Therefore a light bulb consumes 6840 Watt hours in 4 days and 18 hours.

I hope this helps. please give brainliest, thank and rate 5 stars.

<em></em>

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