The length of a brick is 30cm,breadth 20 cm and volume 9000 cm³.Find the height of the brick.
1 answer:
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Answer:
The value is
Explanation:
From the question we are told that
The power rating of the stove is
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The rating of the light bulbs is
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The power rating of the total bulb is
The duration of its use everyday is
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The power rating of hot water
The duration of its use everyday is
Generally the total electrical energy used in 1 month is mathematically represented as
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Generally the monthly electricity bill is mathematically represented as
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