2386 + 1692 =
4078
What is the missing side length of the triangle to the nearest whole number?
11
12 ÷ |-4| =
3
What is the mode for these coffee costs?
$3.50 $2.50 $2.50 $3.00 $3.50 $3.50 $4.00
$3.50
What is the ordered pair for the location of point A?
(2,3)
2.13 x 4.3 =
9.159
What is the surface area (in square inches) of a soda can with a height of 4.8 inches and a diameter of 2.4 inches?
Round to the nearest tenth.
45.2 in2
Write 0.00042 in scientific notation.
4.2 x 10-4
If these are the ages of members of a chess club, what is the average age?
12 14 9 8 16 13
12
What is the equation of a line that has a slope of 2 and intercepts the y-axis at (0, 3)?
y=2x+3
1/3 + 1/2
5/6
A bike tire has a radius of 11 inches. What is the circumference of the tire in inches?
69.08 inches
22𝜋 inches
What is the value of 5x2 - 6y when x= -3 and y= 4
21
There are 15 colored chips in a bag. 7 are white and the rest are green. What is the probability (in percent) that the next chip selected will be green?
Round your answer to the nearest tenth.
53.3%
Which value for x makes the expression undefined?
(x2 - 1) / (x + 8)
a.) 8 c.) 0
b.) -8 d.) 1
b.) -8
43 + (12 - 5 · 3)2
52
You're fencing in a garden with a length of 12.8ft and a width of 6.5ft. The fence costs $3.25 per foot. What is the total cost to enclose the garden?
$125.45
(2x - 3)(x + 10)
2x2 + 17x - 30
A race has 6 runners. In how many different orders can they finish?
Hint: Is this combination or permutation?
720
Solve this inequality.
3x - 7 ≥ 5
x ≥ 4
Order these from least to greatest:
1/4 4/9 0.2 0.198
0.198 0.2 1/4 4/9
The height of the Empire State Building is 1250 ft. The width of the Empire State Building is 188 ft. If you're making a model that is 2 inches wide, what should the height (in inches) be to the nearest tenth?
13.3 in
If Kris makes d dollars and Heidi makes $75 less than 3 times Kris's wage, which expression shows how much Heidi makes in terms of d?
a. d + 75 c. 3d - 75
b. d - 225 d. 3d - 225
c. 3d - 75
From 2008 to 2009, orders for new planes at National Aircraft decreased from 650 to 400. By what percent did the orders decrease? (Round to the nearest tenth.)
38.5%
For which of the following equations is x= -4 a solution?
a. 2x2 - 8 = 0 c. x2 - 2x - 15 = 0
b. x2 -8x + 64 = 0 d. 2x2 + 2x - 24 = 0
d. 2x2 + 2x - 24 = 0