Operations
What is the reciprocal of -8/11?
-11/8
The temperature at 6 am was -12of. It gradually increases by 4of per hour, h. Write an expression to represent the temperature after h hours.
-12 + 4h
288 ft2
An inequality is graphed on a number line. The circle is open at the number 4 and the line is shade left. Write the inequality.
x < 4
What quadrant is the coordinate (-3,5) in on a coordinate?
quadrant 2
-7 + 12 + (-3)
2
Solve: 2x + 17 = 11
x = -3
Using the formula Circumference=3.14d, find the circumference of a circle with a radius of 7 in.
43.96 in2
What is 35% of 40?
14
(to find percents of numbers, convert to a decimal and multiply, so .35 x 40)
There are 23 students in a class. I select 2 names out of a hat. How many different combinations of names can be selected at random, assuming I DON'T put the name I select first back in the hat?
506 combinations
(23 x 22)
Jon had $8.55. He split it into 19 piles. How much money was in each pile?
$.45
1⁄2(8x – 8) = 4
x = 2
How much wrapping paper would be needed to wrap a gift shaped as a rectangular prism with the following measurements:
length=6in
width = 7in
height = 10in
Use the formula for surface area: 2B + Ph
344 in2
A pair of shoes that cost $60 is marked down by 20%. After the discount you pay a 4% tax. How much will you pay in total?
$49.92
A bag containing red, blue and yellow marbles is used. The probability I select yellow is unlikely. If I choose two marbles at once, the probability both are yellow is impossible. What does that imply about how many yellow marbles are in the bag?
There is 1 yellow marble
A 4 and 1/4 ft sandwich is cut into sections that are 1/8 ft. How many sections are there after the entire sandwich is cut?
34
Hannah buys 4 pairs of pants for $x each. She uses a $15 off coupon. She spent a total of $53 .Write and solve equation to find the cost of each pair of pants.
$17 per pair
A triangle with a base measuring 3 inches and a height measuring 6 inches is re-drawn using a scale factor of 3. What is the area of the new triangle
81 inches2
-84 - (-20) =
-64
A triangular prism has a base area (B) of 120 ft. The prism has a height of 34 ft. What is the volume of the prism?
4,080 ft3
A sunken treasure is 725 ft below sea level. It is being lifted out of the water onto a boat that is 20 ft in height above the sea level. How far will the treasure need to be lifted to get it onto the deck of the rescue boat.
745 ft
Tim needs to average a 90% on his math tests this marking period to make honors. His first two math tests were an 84% and a 92%. He has two more tests coming up. How many total points will he need combined on those last two tests?
184 points.
If a cylinder is sliced perpendicular to its bases, what figure will be formed by its face?
rectangle
A book has 88 total pages. 6 of the pages are drawings. What are the chances you randomly select a page with a drawing on it? Write in simplest form
3/44
5(3x - 12) + 5x + 10 = 70
find the value of x
x = 6