Mathematics, 13.06.2020 00:57 payshencec21
As a part-time contractor, you want to test a new cement mixture for a project. You need 2 3/4 wheelbarrows of sand to make 8 wheelbarrows of concrete. How much sand will you need to make 248 cubic feet of concrete?
Answers: 1
Mathematics, 20.06.2019 18:02
Me on this online 24 game! you have to add, subtract, multiply, or divide any of these to equal !
Answers: 1
Mathematics, 21.06.2019 19:30
The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?
Answers: 3
Mathematics, 21.06.2019 21:20
An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.
Answers: 2
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