Answers: 3
Mathematics, 21.06.2019 20:00, Chen5968
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
Answers: 2
Mathematics, 21.06.2019 22:00, amandajennings01
22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!
Answers: 1
Mathematics, 22.06.2019 00:00, GERIANNCAYER
Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each modelโs height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?
Answers: 2
Mathematics, 22.06.2019 05:30, andrew8228
Line a is parallel to line b, m2=4x+44, and m6=6x+36. find the value of x.
Answers: 1
8x-2y=6 and 3x+3y=-24...
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