Mathematics, 22.10.2019 18:50, hardwick744
Each school year, the seventh graders who study life science participate in a special field trip to the city zoo. in 2010, the school paid $1,260 for 84 students to enter the zoo. in 2011, the school paid $1,050 for 70 students to enter the zoo. in 2012, the school paid $1,395 for 93 students to enter the zoo.
a. is the price the school pays each year in entrance fees proportional to the number of students entering the zoo?
b. explain why or why not.
c. identify the constant of proportionality, and explain what it means in the context of this situation.
d. what would the school pay if 120 students entered the zoo?
e. how many students would enter the zoo if the school paid $1,425?
Answers: 1
Mathematics, 21.06.2019 19:00, Marleneg
An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .
Answers: 1
Mathematics, 21.06.2019 22:40, jeffyisdrunk
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
Answers: 1
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