Mathematics, 07.11.2019 20:31 Aced
Kelvin and lewie each design surveys in order to determine the number of people who buy food at the mall. kelvin surveys every other person leaving the food area. lewie surveys every fifth person leaving the mall’s main entrance. which best explains which student’s survey is likely to produce less valid results?
a. kelvin’s because he surveyed people leaving an area where food is sold
b. kelvin’s because he surveyed every other person instead of every fifth person
c. lewie’s because he surveyed every fifth person instead of every other person
d. lewie’s because he surveyed people who may or may not have bought food
Answers: 3
Mathematics, 21.06.2019 19:40
Which of the binomials below is a factor of this exression? 16x^2+40xy+25y^2 a.4x-5y b. 2x-5y c.4x+5y d.2x+5y
Answers: 2
Mathematics, 21.06.2019 23:40
Me d is also an option but i couldn't get it in the picture
Answers: 2
Mathematics, 22.06.2019 00:00
50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13
Answers: 1
Mathematics, 22.06.2019 00:30
Fixed rate mortgage offer: purchase price: $170,000 down payment ($34k): 20% term: 30 years interest rate: 4.25% property tax (yearly): $1,500 homeowner’s insurance (yearly): $1,000 use this example from a fixed-rate mortgage calculator to you answer the questions. keep the page open after you complete this question. according to the calculator, the monthly payment demarco and tanya should anticipate paying for principal and interest is $208. $877. $669. $1,200.
Answers: 1
Kelvin and lewie each design surveys in order to determine the number of people who buy food at the...
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