Mathematics, 30.10.2020 01:50 math4863
Shirts are on sale for 20%.You buy 2 of them. As you pay, the cashier says, β20% off of each shirt means 40%off the total price.β Do you agree or disagree? Please explain thoroughly.
Answers: 1
Mathematics, 21.06.2019 14:30
Write the sentence as an equation. b increased by 281 is d
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Mathematics, 21.06.2019 17:00
Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis
Answers: 2
Mathematics, 21.06.2019 17:00
Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.
Answers: 1
Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, ΞΌ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
Shirts are on sale for 20%.You buy 2 of them. As you pay, the cashier says, β20% off of each shirt m...
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