Expressions & Equations
10=3x-2
Which value of x makes the equation true?
B) 4
Michelle can read 15 pages in 1 hour. At this rate how long will it take her to read 75 pages?
C) 5 hours
What is the difference of 38.09 and 4.96?
A) 33.13
The dimensions of a pool are 50 m long, 25 m wide, and 4 m tall. What volume of water is required to fill the pool?
D) 5000 cubic meters
What is the median of the following data set:
150 205 195 145 180 200 350 150 210
A) 195
What is the value of 4 to the power of 3
B) 64
Leila said that the ration 2 to 5 can also be written as 2:5. What is another way of writing a ratio?
B) as a fraction
The temperature in Toronto one afternoon was 14 degrees. That same night the temperature dropped to -5 degrees. What was the difference in temperature?
C) 19 degrees
Using the measurements shown, which triangle has the smallest area?
A) base=6 in height=3 in
B) base= 7 in height= 4 in
C) base= 8 in height= 5 in
D) base= 9 in height= 4 in
A) base= 6 in height= 3 in
Which is an example of a statistical question?
A) How tall is Mt. Rushmore?
B) How much does a gallon of milk weigh?
C) How many books are in the local library?
D) How many miles did you run each day during marathon training?
D) How many miles did you run each day during marathon training?
Which expression is equivalent to 7(9x+4y)?
C) 63x+28y
The ratio of apples to oranges in a fruit basket is 2:7. There are 21 oranges in the basket, how many apples are there?
B) 6 apples
What is the sum of 8.256 and 15.31?
C) 23.566
What is the distance between -2 and -7?
A student asks a question and records the following values as answers:
7, 11, 9, 11, 8, 11. Did the student ask a statistical question and why?
A) No, there is variability in the data.
B) Yes, there is variability in the data.
C) No, the numbers in the data repeat.
D) Yes, the numbers in the data repeat.
B) Yes, there is variability in the data.
Alyssa spent $15 at the mall yesterday. She now has $30 left. How much money did Alyssa have before going to the mall?
C) $45
In Mrs. Wingo's class, 6 out of 25 students are wearing blue shirts. What PERCENTAGE of the class is wearing blue shirts?
Mark has 94 pieces of gum to distribute evenly among 12 teammates. How many pieces does each teammate get and how many are left over?
B) 7 pieces of gum each, 10 pieces left over.
3 vertices of a rectangle are located at (-4, 4) (-4, -4) and (2,4). Where should the 4th vertex be placed to complete the rectangle?
C) (2,-4)
Which of the following are statistical questions?
A) How long did it take Martha to get to school today?
B) How many times did the bus stop today?
C) On average, how long is Martha's trip to school?
D) What is the range of times for Martha's trips to school this week?
E) Where does Martha sit on the bus?
C) On average, how long is Martha's trip to school?
D) What is the range of times for Martha's trips to school this week?
Taylor has $20 to spend on school supplies. A pack of colored pencils is $2.75. Taylor uses 2.75p<20 to figure out how many packs of colored pencils she can buy.
7 packs
What is 30% of 150?
B) 45
Mr. Anderson had 4/5 of a pizza left over and split it among his 4 children. What fraction of the pizza did each child get?
A) 1/5
Brenda's room is a rectangles with vertices at (2,2) (-8,2) (-8,-2) and (2,-2). If she wants to place a rug that covers the entire floor, what is the AREA of the rug she needs?
C) 40 sq ft
Jordan has taken 5 tests in his science class. His average score is 80. If Jordan scores a 100 on each of the remaining 4 tests, what will his new average be closest to?
A) 87
B) 88
C) 89
D) 90
C) 89