Number Sense
Evaluate
-4 1/2 -2 + 7 5/6
1 1/2
What expression is equivalent to
-2(x + 4) - (3x + 8) ?
-5x -16
What is the probability of flipping heads on a coin?
1/2, 0.5, 50%
What is the formula for the area of a triangle?
1/2 bh or (bh)/2
At a farmer's market, 4 apples can be purchased for $3.00. What is the unit price of an apple at the farmers' market?
$0.75
At 11:00 p.m., the temperature in Alaska was -5 degrees. Four hours earlier, the temperature was 40 degrees warmer. What was the temperature at 7:00 p.m.?
35
What expression is equivalent to
10 - 1/4(8m - 4) + 5m ?
3m +11
If a bag of skittles has 23 red, 14 yellow, 16 green, 12 orange, and 8 purple skittles. What is the probability that you will draw a blue skittle?
0
What is the formula for area of a circle?
pir^2
Chan can type two hundred words in five minutes. How long will it take Chan to type a five hundred word paper?
12 minutes and 30 seconds
Tommy walked 2/5 mile to the store from work. He then walked 1/4 mile to get a sno-cone. Afterwards, he walked 3/5 mile back to work. Tommy walks this path every Monday, Tuesday, and Wednesday for exercise during the week. Which number represents the number of miles he walks in one week?
1 1/4 miles
Camille's paycheck was $357.20. She put 1/4 of her paycheck into a savings account and used 1/2 of what was left to pay bills. How much money does she have remaining from her paycheck?
$133.95
What is the probability of flipping heads on a coin twice in a row?
1/4, 0.25, 25%
What is the circumference, in inches, of a circle with a radius of 4 inches?
25.12
Sandy is buying items at the store. Her total comes to $60.18. She uses all of the money that was on her gift card to pay part of the total. Sandy paid the remaining $51.15 with cash. Which percentage best describes the part of the total Sandy paid with the gift card?
15%
A submarine dove 836 ft. It rose at a rate of 22 ft. per minute. What was the depth of the submarine after 12 minutes?
572 ft.
Panchito ordered a pizza that cost $8 plus $.50 per topping. The total cost of his pizza was $10.50. How many toppings did Panchito put on his pizza?
Five toppings
A sandwich shop has three types of bread, four types of meat, and two types of cheese. How many different sandwich combinations can be made?
24
The circumference of a circle is 43.96 inches. What is the diameter of the circle (use 3.14 for pi)
14 inches
Matt’s gas gauge is marked at a 1/3 of a full tank. If his full tank can get two hundred and forty miles, about how many miles can he get on a 1/3 of a tank?
80 miles
Aiden and his two friends ordered a pizza with 12 slices. Together they at 2/3 of the pizza. If they evenly divided what was left, how many slices would each of them receive?
1 1/3 slices
Camille's paycheck was $357.20. She put 1/4 of her paycheck into a savings account and used 1/2 of what was left to pay bills. How much money does she have remaining from her paycheck?
$133.95
What is the probability of rolling a 3 on a die, then flipping heads on a coin, then drawing a 6 from the numbers 1-10?
1/120
Angles ABC and CBD are supplementary angles. The measure of ABC can be represented by the expression (x-10), and the measure of CBD can be represented by the expression (4x+30). What is the measure, in degrees, of angle CBD?
158 degrees
Five years ago, Tiffany opened a savings account that earns 1.5% simple interest every year. She opened her account with $700 and has not touched the account since then. Which dollar amount represents how much money she has in her account now?
$752.50