Darnell goes to the movies with his friends. The receipt on his phone shows the cost of the tickets after a discount.
a. Write an equation to represent the situation. What is the price of a
ticket before the discount? Show your work.
DISCOUNT
TICKETS
8
$62.00
.
.
$0.75 PER

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The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

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