Chapter 1
Find the median of Andy's test scores. 76,84,93,67,82,87 and 76
The median is 82.
Find the difference between -27.1 and 53.2 as if they were placed on a number line.
80.3
Fill in the missing numbers.
5/8 times 3/3= ?/?
15/24
Ameena’s boat travels 35 miles per hour. The best fishing spot in the lake is 27 miles away from her starting point.
f she drives her boat for 23 of an hour, will she make it to the best fishing spot on the lake?
Ameena's boat will have traveled just over 23 miles. She will not have reached the best fishing spot which will still be approximately another 4 miles away.
The circumference is 12 inches. What is the diameter?
The diameter is 4 inches.
How many inches tall is a 7 food basketball player?
36 inches
Simplify 4/7 times 2/3
8/21
Imagine a standard deck of cards with all aces and twos removed. Find the probability of the hearts.
11/44
Last month, a dwarf lemon tree grew half as much as a semi-dwarf lemon tree. A full-size lemon tree grew three times as much as the semi-dwarf lemon. Together, the three trees grew 27 inches. Write and solve an equation to determine how much each tree grew. Make sure you define your variable.
x+0.5x+3x=27
Semi-dwarf tree grew 6 inches.
Dwarf tree grew 3 inches.
Full-size tree grew 18 inches.
Thu has a bag with 7 green marbles, 5 blue marbles, and 4 red marbles. For each part below, if the marble selected is replaced before the next marble is drawn, what is the probability that she will draw.
A red or green marble?
11/16
Re-write 9/25 as a percent and an equivalent fraction.
18/50 or 36%
Simplify 6+(-18)
-12
The Aloha Stadium in Honolulu, Hawaii, has seats for 50,000 people. At an upcoming football game, a company is planning to give away free hats to people based on where they are sitting (assume all seats will be filled).
The company is going to choose three rows in each section to win the hats. There are 46 rows in a section. If you are sitting in a winning section, what is the probability that you are not sitting in a winning row?
43/46
Simplify the expression.
9-5 1/2x-3(-2x+1)
1/2x+6
Decide if the given value of x makes the statement true.
x+4<2x-3
x=4
False
Find a value for x that makes the equation true.
x-32=55
x=87
Complete the division problem using any method.
6/5 / (-3/2)
-6/5 times 2/3 = -4/5
Evaluate the expression.
1/2(-6)(4+10)
-42
Joe wanted to know more about how the cost of fertilizer for his lawn-care business was changing. The cost of a bag of fertilizer just increased from $8 to $15. What is the percent increase of the price? Represent the change as a fraction, as a percent, and as a decimal.
7/8=0.875, 87.5%
The Wild West West Frontier Park now offers an unlimited day pass. For $29.00, visitors can go on as many rides as they want. The original plan charged visitors $8.75 to enter the park plus $2.25 for each ride. Write an equation to determine the number of rides that would make the total cost equal for the two plans. Solve the equation.
29=8.75+2.25x
x=9 rides
Find the sum.
3/5+1/3
9/15+5/15=14/15
Complete the division problem
6 divided by 0
It is not possible to divide any number by zero.
Evaluate the expression.
(7-2)2-5 divided by 5
24
Stephanie is earning simple interest of 3.5% on her money each month. She currently has $1325 in her account. What will her balance be in 5 months?
$1556.88
Simplify 24 times 5/8
10