Solving Equations
Distribution
Conversion
Proportion
Percents and Probability
100
x + (1/2) = 1 x = ?
What is x = (1/2)
100
3(x + 2)
What is 3x + 6
100
T + M = R T = ?
What is T = R - M
100
Definition For all real numbers a,b,c and d, where b≠0: If a/b = c/d, then a • d = b • c.
What is cross products
100
Explain the procedure for changing a percent to a decimal.
What is dividing the percent by 100, which moves the decimal place two places to the left.
200
-4 - m = -3 m = ?
What is m = -1
200
5( x + 2) + 8
What is 5x +18
200
Convert 32ºF to Celcius
What is 0º C
200
27/18 = 42/n n = ?
What is n = 28
200
Write 130% as a decimal and as a fraction.
What is 1.3; 13/10 (1 & 3/10)
300
(2/3)x = (3/4) x = ?
What is x = (9/8)
300
6(x + 9) + 2(4x +7)
What is 14x + 68
300
5p + 9c = p c = ? C = (5/9)(F - 32)
What is c = (-4/9)p
300
74/p = 92/46 p = ?
What is p = 37
300
Define experimental Probability.
What is the number of favorable outcomes divided by the number of trials.
400
-45 = (m/-2) + 4 m = ?
What is m = 98
400
6x - 4(2x + 1) = 12 x = ?
What is x = -8
400
68º F in Celcius C = ? C = (5/9)(F - 32)
What is 20º C
400
A fertilizer manufacturer recommends 4 pounds of fertilizer for every 1500 square feet of lawn. How many pounds of fertilizer are needed to cover 2400 square feet of lawn?
What is 6.4 lbs
400
Out of 99 students in Mr. Anderson's Algebra I classes only 8 students have handed in all work and are not missing any homework. What is the experimental probability of a student not handing in homework to Mr. Anderson's class.
What is 91/99 or 91.9% or .919
500
3a - 8 = (a/2) + 2 a = ?
What is a = 4
500
4z - (z+6) = 3z - 4 z = ?
What is No Solution
500
2a + 2b = c b = ?
What is b = (c - 2a)/2
500
Matthew drove his car 425 miles on 18.2 gallons of gasoline. At this rate, how many gallons of gasoline will Matthew need to travel 640 miles? Give your answer to the nearest tenth of a gallon.
What is about 27.4 gallons
500
A referee has flipped a coin 235 times this year at the beginning of sports games. If all the team captains picked heads, and tails appeared 128 times, what is the experimental probability of a heads appearing?
What is 107/235 or or .455 or 45.5%
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