23.12A-M

Line qin the xyplane has a slope of-9 and passes through the point(0,14).Which equation defines  lineq?

• y=-9x+14

• y=9x+14  

• y=14x-9

• y=14x+9

n  triangle  PQR,themeasure  of∠Pis47°,and  the

measure of∠Qis 83°.What is the measute of∠R?

• 36°

• 50°

• 94°

• 130°

The table summarizes members of a local organization by age and whether they live north or south of Center   St.If a member of the organization is selected at

random,what is the probability that the selected member is at least 45 years old?

• 19/135

• 35/135

• 100/135

• 106/135

If 3x+4=10, what is the value of9x-4?

(a)  

The function f is  defined  by  f(x)=2x²-5x.What is the value off(8)?

(a)  

For a 2-week period in a town in Iowa,the lowest

recorded temperature was 26 degrees Fahrenheit(°F)    and the highest recordedtemperature was 63°F.Which inequality is true for any recorded temperature t,inF, in  this  town  for  this  2-week  period?

• t≤26

• 26≤t≤63

• t≥63

• t≥89

j/4=k+13m

The given equation relates the distinct positive numbersj,k,andm.Which  equation     correctly expresses jin terms of k and m?

•  j=k+7(13m)

•  j=7(k+13m)

• j=7k+13m

•  j=k+13m

A student council group is selling car stickers for a

fundraiser.They  use  the  function  p(x)=5x-190  to

determine their profit p(x),in dollars,for sellingx car stickers.In order to earn a profit of S600,how many

car stickers must they sell?

(a)  

Which of the following equations is the most   appropriate  linear  model  for  the  data  shown?

•  y=-6+27x

•  y=6-27x

• y=27+6x

•  y=27-6x

Abatch of smoothies consists of 4 cups of milk and

2 bananas and has 1,226 milligrams(mg)of calcium.

There  is  304  mg  of  calcium  in   1  cup  of  milk.How  much

calcium,in mg,is in 1 banana? 

• 5

• 10

• 461

• 1,216