Ruby has a monthly salary of $1,800 and also earns 6% commission on her sales. if ruby had $37,000 in sales last month, what were her total earnings for the month?
a.$1,908
b.$2,220
c.$2,328
d.$4,020

d. $4,020.

Step-by-step explanation:

We have been given that Ruby has a monthly salary of $1,800 and also earns 6% commission on her sales. Ruby had $37,000 in sales last month.

Ruby total earning for the given month will be equal to 6% of the total sales plus monthly salary.

Therefore, Ruby's total earnings for the given month were $4,020 and option 'd' is the correct choice.

a

step-by-step explanation:

strong negative correlation

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