The correct answer is A. 5750.
First you multiply the number of students by the number of classes, because there are 57 students per each class, and there are 62 classes. Then, because there are 2216 extra pamphlets, you just add those to the first sum. So 3534 plus 2216 is 5750, which is your final answer.
Answer:
18*2/3+12
Step-by-step explanation:
So, out of 18, she only uses 2/3, so it will be 18*2/3, plus the additional 12 she downloaded.
The annual number of cases can be modeled using a quadratic equation y = 14x2 – 9x + 1. the variable x represents the number of years after 2008. the variable y represents the number of pertussis cases in year x. according to the equation, in what year can the county be expected to have 2,619 cases of pertussis?
Answer: 2
Step-by-step explanation:
Change the divisor 4.5 to a whole number by moving the decimal point 1 places to the right. Then move the decimal point in the dividend the same, 1 places to the right.
We then have the equations:
90 ÷ 45 = 2
and therefore:
9 ÷ 4.5 = 2
Answer:
x < -1
Step-by-step explanation:
Draw a parabola (the graph) passing trough two x-intercepts -1 and 3 and open up.
