Monique bought 5 1/2pounds of chicken for $18.51. What was the cost per pound?
1 answer:
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Answer:
a) Matrix B =
b) Matrix AB =
c) $12,695
Step-by-step explanation:
Matrix A =
a) Matrix B =
Gross Receipt = AB
.
=
c) Total revenue is the sum of receipts from 4 cinemas given in part b
Hence,
Total revenue = $2525 + $3620 + $2845 + $3705 = $12,695
Answer:
She needs a grade of 71 on her next text.
Step-by-step explanation:
Mean of a data-set:
The mean of a data-set is the sum of all values in the data-set divided by the number of values.
Tammy has scored 82, 78, and 93 on her previous three tests.
Thus, her grades are 82, 78, 93 and x, in which x is her grade in the fourth test.
There are 4 tests.
What score does she need on her next test so that her average (mean) is 81?
We have to find x when the mean is 81. So
She needs a grade of 71 on her next text.