The number of seconds in a 40-hour work week can be calculated as follows:

The expression to find the number of seconds in a work week is required.

The required expression is (A)

We need to convert 40 hours to seconds.

So,

Now, for 40 hours

Hence, the required expression is (A)

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First we can calculate how many seconds there are in an hour:

Since 1 hour has 60 minutes and each minute has 60 seconds.

Then 1 hour = 60 minutes * 60 seconds/1minute = 3,600 seconds.

Now we have to multiply x 40 to calculate how many seconds there are in 40 hours.

In a 40-hour work week = 40 hours * 3,600 seconds/1hour = 144,000 seconds

Answer : 144,000 seconds there are in a 40-hour work week

Hope this helps!

the answer is c)8

step-by-step explanaction:

the square root of what number? if you add that, then someone will probably answer the question.