7.8c + 6p - 3.4c - 10
4.4c+6p-10
The cost of 6 pounds of almonds is $23.28. What is the constant of proportionality that relates y, the cost in dollars, to x, the number of pounds.
k=3.88
What is the lateral surface area of the figure below?
206in2
What percent of 8th grade students can be expected to prefer either the museum or the sports complex?
65%
Four coins are flipped. What is the probability of the coins landing all on heads?
1/16
In the movie drawer, there are seven action, five comedies, and three dramas. What is the probability of choosing and action or comedy?
4/5
8y-1/2(4y-16)
6y+8
While training for a marathon, Keith's watch reported the number of calories he had burned at each mile marker. The data is shown below:
a. What is the equation to represent this relationship?
b. If Keith ran 7 miles, how many calories did he burn.
c. If Keiths watch reported that he burned 1,170 calories, how many miles did Keith run that day?
a. y=117x
b. 819 calories
c. 10miles
Anna has purchased three gifts for her closest friends. She decides to wrap them in holiday paper. How many square inches of wrapping paper will she need if the boxes are cubes with a side length of 7 in.
882in2
The following data set represents the number of minutes 20 students spent reading at home.
What is the mean?
What is the median?
Mean: 30.75
Median: 30
Daniel drew a toy from a treasure chest with 25 different toys. He selected a bouncy call and replaced it and then selected a bouncy ball again. What is the probability that this could occur.
1/625
A jewelry box has the dimensions of the net shown below. How much wrapping paper is needed to wrap the jewelry box?
132cm2
-3x-11>45
x<-18.66..
x<-56/3
x<-18 2/3
Lacy Drives 125 miles and uses 5 gallons of gasoline. Create a graph to represent the proportional relationship between the number of miles driven, y, and the amount of gas used, x.
Might help to find unit rate!
Lable your y axis by 25s.
A storage shed is shown below. How many cubic feet will the storage shed hold?
312ft3
The following data set represents the number of texts sent each day for eleven days.
What is Q1, Q3, and the Interquartile Range?
Q1: 18
Q3: 35
IQR: 17
A box of granola bars contains 3 chocolate chip bars, 2pb bars, 1 lemon, and 4 raisin. Iesha will randomly select a granola bar from the box and then select another bar. What is the probababilty that the first bar Iesah selects will be lemon and the second be raisin?
2/45
A prism has a cube-shaped hole in the middle of it. The cube measures 3cm by 3cm by 3cm. What is the volume of the prism?
216cm3
7x+22≤15
Graph on a number line representing the solution set.
Then name three possible solutions.
A lizard can lose its tail to escape a predator, and the tail will grow back at a constant rate. After 6 weeks, the lizard's tail has regrown to 3 3/4 in long. Find the number of inches the tail grew back each week.
The tail grew 5/8 of an in each week.
A local aquarium in the shape of a rectangular prism is filled halfway with water. How many cubic inches of water is in the aquarium?
2,048in3
When applying for a job, Micha is told that the monthly salary has a range of $876. He also knows that the starting salary is $1,793 per month. What is the max amount of money that Micah can earn with this position?
$2669
At a school assembly, 3 out of the first 10 students were wearing spirit wear. Based on this info, if 400 students were at the assembly, then how many students could be expected to wear spirit wear?
120
Enrollment in the PTA increased by 35% this year. Last year there were 160 members in the PTA. How many PTA members are involved this year?
216 members
A 15-passenger car is rented for a family vacation. The car rental is $60.00 per day, plus and insurance fee of $145.00. How many days car the van be rented if the fam8ily wants to spend no more than $625.00 on the car rental.
Write and solve an inequality.
x≤8 days
145+60x≤625
An app developer projects that he will earn $230.00 for every 100 apps downloaded. Write an equation that represents the proportional relationship between the number of apps, x, and the total earnings, y.
y=2.30x
The square pyramid pictured below has a total surface are of 156ft2 Find the missing measurement, x.
x=10ft
The following data set represents the number of dolphins seen from a cruise ship each day for the past 5 days. What is the Mean absolute deviation?
3.2
On a subway, 8 out of 11 people are carrying a briefcase. Based on this info, if there are 700 people on the subway, then about how many do not have a brief case?
about 191 people
A composite figure is created using a rectangle and a semicircle. What is the area of the figure?
272.52in2