At an assembly, 6 out of the first 10 students who entered the gym were carrying a sling bag.  Based on this information, if 450 students were at the assembly, how many students could be expected to be carrying a backpack?

• 270
• 27
• 60
• 240

Tags

CCSS.7.RP.A.3

A bag contains 6 red marbles, 4 blue marbles, 3 yellow marbles, and 2 green marbles.  A marble will be drawn from the bag and replaced 60 times.  What is a reasonable prediction for the number of times a red or blue marble will be drawn?

• 5
• 15
• 20
• 40

Tags

CCSS.7.SP.C.6

Monica has a bag of coins.  The bag contains 8 dimes, 3 nickels, and 1 penny.  She will randomly select 2 coins from the bag one at a time without replacement.  What is the probability that Monica will select a nickel first and then a penny?

• 1/44
• 4/23
• 3/12
• 1/48

At a carnival, there are 6 red, 8 yellow, 4 orange, 3 green, 2 blue, & 3 purple balloons set-up for the dart show.  Based on this information, which statement is true?

• The probability of hitting a red balloon is twice as likely as it is to hitting a yellow balloon.
• The probability of hitting a red balloon is three times as likely as hitting a blue balloon.
• The probability of hitting a green balloon is more likely than hitting a yellow balloon.
• The probability of hitting an orange balloon is equally as likely as hitting a purple balloon.

Tags

CCSS.7.SP.C.7B

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

At a middle school, the 7th graders will conduct a survey for where to go on a field trip. Which method will result in the least biased decision?

• to randomly ask 8th grade students who went on a field trip last year
• to randomly choose some 7th grade students to select a location
• to ask all 7th grade teachers and administrators for a location
• to ask the student council to choose a location

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Which scenario would produce the least biased results?

• asking athletes at a gym what their favorite television show is
• asking shoppers at a store where their favorite place to shop is
• asking fans at a baseball game who their favorite baseball team is
• asking students in a college library what their favorite college sports team is

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Ernie Walks 1/6 mile in 1/12 hour when he walks along the river trail. How many miles per hour does Ernie walk when he hikes on the trail?

• 1/72 mile per hour
• 1/2 mile per hour
• 2 miles per hour
• 3 miles per hour

Tags

CCSS.7.RP.A.1

A map has a scale of 1/2 inch=16 miles.  The distance between two parks on the map is 2 3/4 inches.  How many miles apart are the parks?

• 40 miles
• 44 miles
• 76 miles
• 88 miles

Tags

CCSS.6.RP.A.3B

A number cube labeled 1 to 6 is rolled 450 times.  Which is the best prediction for the number of times that the number cube will land on a number less than 3?

• about 150 times
• exactly 150 times
• about 225 times
• about 225 times

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7