Mathematics, 11.10.2019 14:50 wolfiewolffromsketch
Replace ? with a whole number to make the statements true. a. 20 ÷ 4 ? means ? × 4 = 20 b. 2,725 ÷ 5 ? means ? × 5 = 2,725 c. ? ÷ 5 = 0 abc preschool spent $1,475 on diapers this year. if the diapers cost $25 per box, how many boxes did they use? grace, a hairdresser, charges $18 for a haircut and $70 for a perm. she did 36 perms this month. the total amount of money grace took in was $4,608. how many haircuts did grace do this month? mr. and mrs. wilson hosted their daughter’s wedding. they paid $575 to rent a banquet hall and $13 per person for a catered dinner. in all, there were 118 people at the wedding. how much did the wilsons pay for the hall and the food? use inverse operations to check your answer. carmel can drive 320 miles on one tank of gas, and one tankful costs $39. how many tanks of gas will she need to drive 2,240 miles, and how much will it cost? use inverse operations to check your answer.
Answers: 3
Mathematics, 22.06.2019 04:00
Abarge can safely haul no more than 400 tons across the river. the barge has an empty weight of 24 tons. the average weight of the railroad cars is 4 tons each.bhow many railroad cars can the barge haul?
Answers: 1
Mathematics, 22.06.2019 06:30
The thickness of photoresist applied to wafers in semiconductor manufacturing at a particular location on the wafer is uniformly distributed between 0.2070 and 0.2171 micrometers.(a) determine the proportion of wafers that exceeds 0.2125 micrometers of photoresist thickness. (round your answer to 3 decimal places.)enter your answer in accordance to the item a) of the question statement(b) determine the mean of x. (round your answer to 4 decimal places.)enter your answer in accordance to the item b) of the question statement micrometers(c) determine the variance of x. (round your answer to 8 decimal places.)enter your answer in accordance to the item c) of the question statement micrometers2
Answers: 2
Mathematics, 22.06.2019 07:00
Erik needs to order 30 t-shirts for his club. which company should bill choose to spend the least amount of money? use math to justify your recommendation.
Answers: 1
Replace ? with a whole number to make the statements true. a. 20 ÷ 4 ? means ? × 4 = 20 b. 2,725...
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