Salma made 378 for 18 hours of work.
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The expression that represents the number of reams of paper produced in the second year is 4.704 x (option d)
The quantity of paper produced in the first year is written in scientific notation. Scientific notation is used to compress larger numbers into smaller numbers.
In order to write a number in scientific notation, the number is written as a decimal number, between 1 and 10 and multiplied by a power of 10.
For example, The number 5 x 10³ is equivalent to 500
Paper produced in the second year = paper produced in the first year x 5.6
(8.4 x ) x 5.6 = 47.04 x
4.704 x
= 4.704 x
To learn more about scientific notation, please check: brainly.com/question/25334755
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