Topic 2
What is the value of t in the equation t + 1 ⅜ = 2 ¼
7/8
The table shows the cost of weekend tickets to the Slide and Splash Water Park. Find the missing values.
Number, n 3 4 5 6
Cost, c $16.50 $22 $27.50 ?
$33.00 for 6 tickets. 5.50n=c
Tom drove 11.8 miles in the morning. He drove more in the afternoon. He drove 32.4 miles in all. Which equation could you use to find how far Tom drove in the afternoon?
11.8 + m = 32.4
A high school volleyball team has made it to the state tournament. There are 1,482 students that want to go, and 34 students can fit on each bus. About how many buses are needed?
About 50 buses
Write an algebraic expression for the following:
A. A number n divided into 9
B. 12 less than 7 times a number x
A: 9÷n B: 7x-12
These numbers are the average cost of milk in the grocery stores around the U.S.
$1.23, $1.40, $2.05, $1.99, $2.50
Which inequality could represent the average cost of milk?
m ≤ $2.50
Ethan owes his mother $75. He is repaying her $5 each week. Fill in the missing numbers below.
Week, w 0 2 7 12
Amount still owed, y $75 ? $40 ?
$65 and $15
Estimate the first set of numbers with rounding and the second set with compatible numbers
A. 73 x 8.16 B. 17.158 x 8.99
A:4x8=32 B:17x10=170
Find the quotient. You must show your work to get full credit.
7,617 ÷ 72
105 R57
Identify the expressions that are equivalent to the expression given.
8x+10
A. 2(4x+10) B. 4x+4x+10 C. 2(4x+5) D. 10x+8+2-2x
B,C,D
A store sells 5-gallon bottles of water for $8. The store made $288 on Monday selling the water. How many bottles were sold? Draw a picture and write an equation to solve the problem.
8x=288; 36 bottles were sold.
Label each entry as either the dependent or independent variable.
The pounds (p) of flour you buy and the number of bread loaves (l) you can make
Indep: p; Depend: l
Trevor bought 3 new pairs of jeans and 2 new sweaters for school. How many different clothing combinations can he make? Make an organized list to help you find the answer.
6 different clothing combinations
Find the quotient. You must show your work to get full credit.
$44.90 ÷ 5
$8.98
What is the value of the expression below when x = 8.
[23 x (152 ÷ x)] - 7.2
144.8
The cost of Kyle’s shirt, s, cannot be less than $25. What would the number line graph look like to represent this situation?
See your teacher for the picture
Maria has 10 goldfish that she keeps in two different aquariums. She always keeps a prime number of goldfish in each aquarium.
In how many ways can she divide up the goldfish among the two different aquariums?
3 ways: (3,7), (5,5), and (7,3)
Estimate the sum of 38.8314 + 15.62 by rounding each addend to the nearest tenth.
54.4
Find the quotient. 127.5 ÷ 0.03
4,250
Substitute the value of the variable into the equation. Indicate which value makes the equation true.
A. b ÷ 3 = 12 B. 5 + 6 = b C. t - 2.1 = 0 D. 49 = 7r
A:36; B:11; C: 2.1; D:7
Topic 4 Which is the sum of the expression shown below?
27 + 0.185
27.185
Topic 5 Find the quotient. 3.87 ÷ 15
0.258
Mr. Jackson bought 42 bolts. Each bolt cost $0.48. How much did he spend for the bolts?
$20.16
Julita bought a sandwich for $3.50 and a glass of juice for $1.75. The tax was $0.42. She paid with a $10 bill. How much change did she get?
$4.33
Match each expression in the table with an equivalent expression above.
7x7x7x7x7x7, 74,271, Seventy-four billion, 73
1. (7x104)+(4x103)+(2x102)+(7x101)+(1x100)
2. 343
3. 76
4. (7x1010)+(4x109)
1. 74,271
2. 73
3. 7x7x7x7x7x7
4. Seventy-four billion