Rational Numbers
Convert 0.625 to a fraction
5/8
Area of triangle: base 8, height 5
20
Solve 5x – 9 = 16
5
Jacque purchased 6 tickets to a hockey game. If the total cost was $225, what is the cost for one ticket?
$37.50
Find mean: 8, 3, 2, 7, 10
6
Simplify: 24/36
2/3
Pythagorean theorem: legs 9 and 12
15
2/3 x = 8
12
Jeanette added $161.50 to her savings account when she got paid. If the new balance is $875.80, what was the prior balance?
$714.30
Find median: 6, 12, 9, 3, 15
9
Solve: 0.3x = 1.2
4
Find x: triangle angles 2x, 3x, 50°
30
3(x – 2) + 7
3x+1
Each time Cheryl runs, she runs 3 miles. She rides her bike only on Saturdays and always for 10 miles. She exercises the same amount each week. She rides and runs for a total of 22 miles in a week. How many times does Cheryl go running each week?
4
Probability of rolling a 3 on a die
1/6
Subtract: 7.25 – 4.6
2.65
Surface area of cube with side 5
150
x + y = 10, x – y = 4
x = 7, y = 3
Bob uses a 25% off coupon to buy 1 adult ticket and 1 child ticket to a movie. He pays a total amount of $9.00. A child ticket without the coupon costs $4.00. What is the cost of the adult ticket without the coupon?
$8.00
Probability of flipping heads twice
1/4
Solve: 5/6 ÷ 2/3
5/4 or 1 1/4
Find the area of a trapezoid: bases 8 & 5, height 4
26
Solve: x³ – 27 = 0
3
Chelsea buys a shirt and shoes at the store with a coupon of "50% off entire purchase". The price of the shirt before the discount is $22, and the final price is $18.55. What is the original price of the shoes?
$15.10
Out of 12 students, 5 are boys. Probability a girl is chosen?
7/12