Answer:
C
Step-by-step explanation:
Let y represent the number of hours Maria works in a pay period.
Maria earns $5 per hour, then Maria earns
in y hours.
She spends one-third of each paycheck on books. One-third of is
Find the mode for the given data set. 6 34 37 plz help me
1 answer:
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Answer:
m = - 3
Step-by-step explanation:
It is much easier to work with whole numbers, compared to fractions, hence one should remove the denominator of the fraction. This can be done by multiplying by the LCM (least common multiple). In this case, it is fairly obvious that the LCM of 3 and 5 is 15. Therefore multiply the entire equation by 15.
Simplify
The mean is the sum of all numbers divided by the number of numbers. We can set up an equation:
Where 'x' is the next quiz score she need. Solve for 'x'. Multiply 5 to both sides:
Add:
Subtract 322 to both sides:
So her next quiz score needs to be 73 in order to have a mean score of 79 on all her quizzes.
Where 'x' is the next quiz score she need. Solve for 'x'. Multiply 5 to both sides:
Add:
Subtract 322 to both sides:
So her next quiz score needs to be 73 in order to have a mean score of 79 on all her quizzes.