Equations
WITHOUT a calculator...
Subtract -10 -21.
-31
Jess made a 1/2 batch of cookies using 4/5 cups of sugar. How much sugar will it take to make a whole batch of cookies?
8/5 or 1 3/5 cups
Vertical angles are directly _________ from each other and ___________ in their measure.
Vertical angles are directly ACROSS from each other and CONGRUENT in their measure.
What are the five main parts to a box and whisker plot?
Lower Extreme
Upper Extreme
Lower Quartile (Q1)
Upper Quartile (Q3)
Median (Q2)
Simplify 4( x - 7 ) - 6x - 4
-2x -32
Solve for x...
-4x + 8 = 20
x = -3
Cindy ran 3 miles in 30 minutes. How far would she be running if she ran for an hour and 20 minutes at a constant speed?
8 miles
What is the sum of the interior angles of a triangle?
180 degrees
What is the IQR of the following data set?
2, 3, 4, 4, 6, 6, 8, 8, 8, 9, 10
IQR = 4
Write the expression 7 less than 15.
15 - 7
Simplify:
-3(x-14)+6x
3x+42
Celia spent $57.50 for dinner. What was her final cost if she tipped 20% on the bill and had to pay 4% tax on the bill as well?
$71.30 ($2.30 in tax, $11.50 in tip)
The circumference of a circle is 56.52 inches. What is the radius, and what is the diameter?
Radius -- 9 inches
Diameter -- 18 inches
Define the difference between experimental probability and theoretical probability.
Experimental -- what DOES happen when conducting a trial
Theoretical -- what SHOULD happen when conducting a trial
Solve the inequality 5 - 2x > 15
x < -5
Simplify:
-4(x+4) - (x-10)
-5x - 6
Spencer and his mom bought two tickets to see the Atlanta Falcons play. The total cost they spent was $530. Each ticket cost $200, but they upgraded to box seats. How much was each box seat upgrade worth?
$65 per seat
What is the surface area of a rectangular prism with a height of 5 centimeters, a width of 8 centimeters, and a length of 12 centimeters?
SA = 392 square centimeters
What is the theoretical probability of rolling a 5 on a number cube and then rolling an even number?
P(5 and even number)
1/12
Victor guessed that there were 140 jellybeans in the jar. There were actually 160. What was Victor's percent of error? (Round to the nearest tenth.)
12.5%
Solve... m/4 + 12 = 36
m = 96
Marcus decided to go bowling. Bowling costs $7 per game and $5 to rent the shoes. Write the equation to represent the Marcus bowling g number of games and spending a total of $33 dollars.
$7g + $5 = $33
Angles X and Y are supplementary. If angle X is (3x+4) degrees and angle Y is 56 degrees, what is the value of X?
X = 40
Bailey and John bowled 5 games together. Bailey scored 110, 125, 130, 106, and 140. John scored 140, 128, 130, 145, and 100. How much lower is Bailey's median score? (hint - write each boy's scores in order from least to greatest.
Bailey's median score is 5 points lower than John's.
Mira bought two shirts for $8.00 each and a pair of sunglasses for $12.00. What was her total cost with a 5% sales tax?
$29.40