Integers and Rational Numbers
The additive inverse of -9.2
+9.2
A bag of popcorn contains 483 calories and serves 3.5 people. How many calories are in each serving?
Two angles are complementary. One of the angles measures 15 degrees. What is the measure of the second angle?
The measure of the second angle is 75 degrees.
A basket of beads contains: 8 red beads, 6 yellow beads, and 6 green beads. A bead will be drawn from the basket and replaced 60 times. What is a reasonable prediction for the number of times a green bead is drawn?
A reasonable prediction for the number of times a green bead is drawn is 18 times.
The record low temperature in Fargo, ND is -35 degrees Fahrenheit. The record high is 114 degrees Fahrenheit. What is the difference in the record high and the record low temperatures?
The difference in the temperatures is 149 degrees Fahrenheit.
Evaluate the expression shown: -11.9 – 3.5
-15.4
Of the 650 students at Westmoreland Junior High, 4% will receive a perfect attendance award. How many students will receive the award?
26 students will receive the perfect attendance award.
Mr. Hawkins is covering a rectangular wall with wallpaper. The room measures 14 feet by 12 feet. Each square foot of wallpaper costs $2.90. What is the cost of adding wallpaper to the room?
The total cost of adding wallpaper to the room is $487.20.
In Mr. Thompson's class, six students took a quiz worth 100 points. The scores were as follows: 85, 75, 98, 72, 55, and 99. What is the median of these quiz scores?
The median score is 80.
The various ways that students get home from school are shown below.
- 36 students walk
- 26 students ride the bus
- 18 students are car riders
What percent of students walk home from school?
45% of students walk home from school
There are 48 people in a gym class.
- 5/8 of the people were in spin class
- 1/3 of the people were lifting weights
- the remaining people were running
How many people were running?
2 people were running
At the food truck, 2 hamburgers cost $1.50 and three bags of chips cost $1.35. Coach Max took his baseball team to eat after their championship win. What was the cost of thirteen hamburgers and bags of chips?
The total cost was $15.60
The area of one side of a penny is 283.39 square mm.
The list below shows the different choices of pizza at the local pizza shop:
• pepperoni: 11
• supreme: 7
• cheese: 6
• Hawaiian: 3
Based on these results, if 189 pizzas were sold, then how many could be expected to be cheese?
We could expect 42 of the pizzas to be cheese.
Felicia can make 60 percent of her shots from the free-throw line. If she shoots 75 times, how many shots can she expect to make?
Felicia can expect to make 45 shots.
Emily borrowed $89.40 from her sister. She determines that she can pay her back in six months worth of allowance. What effect will Emily's repayment have on her monthly bank account?
-$14.90
The cake walk fundraiser sold 55 tickets during the first day of sales. This was 22% of the total sales. How many tickets were sold to the cake walk fundraiser?
250 tickets were sold to the cake walk fundraiser.
The circumference of a tire is 94.2 inches. Determine the radius of the tire. Use 3.14 for pi.
The temperature of a city has been reported in the following 10 days. Find mean of the temperatures. −4,−2,−2,−2,+1,+1,+4,+5,+2,0
The mean of this data is 0.3
What number is 90% of 45?
90% of 45 is 40.5
Mrs. Magee is purchasing 2.8 pounds of asparagus that costs $2.55 per pound. How
much change will Mrs. Magee receive if she gives the cashier $10.00?
Mrs. Magee will receive $2.86 in change.
It costs $3.25 per meal at the local buffet downtown. Mr. Jones is the boss of his company and decides to take his employees out to lunch. Mr. Jones and his twelve employees eat at the buffet. Mr. Jones picks up the tab and pays with a $100 bill. How much change will Mr. Jones receive?
Mr. Jones will receive $57.75 in change.
A rectangular raised garden has a length of 15 feet and a height of 2 feet. It will hold 375 cubic feet of soil. What is the width of the raised garden?
The width of the raised garden is 12.5 feet.
If you roll a number cube 84 times, how many times would you expect to roll a number less than three?
You would expect to roll a number less than three 28 times.
What is the diameter of a circle that has an area 452.16 square cm?
The diameter of the circle is 24 cm.