A plumber charges a one-time fee of $75 plus a fixed hourly rate, ℎ, in dollars. The plumber works at a customer’s house for 2 hours and charges a total of $205.
Which tape diagram represents this situation?
Required
1 point
1
Question 2
2.
A plumber charges a one-time fee of $75 plus a fixed hourly rate, ℎ, in dollars. The plumber works at a customer’s house for 2 hours and charges a total of $205.
What is the fixed hourly rate, in dollars, that the plumber charges?
The fixed hourly rate is $__________per hour.
Required
2 points
2
Question 3
3.
At a trampoline park, jumpers pay a jumping price, p, per hour and a one-time sock fee, s.
Which expression represents the cost for 5 friends to jump at the trampoline park for one hour?
Required
2 points
2
Question 4
4.
At a trampoline park, jumpers pay a jumping price, p, per hour and a one-time sock fee, s.
Using the expression form question 3.
If the jumping price is $18.50 per hour and the fee for socks is $3.25, what is the total cost, in dollars, for the 5 friends to jump for one hour?
Required
1 point
1
Question 5
5.
Which expression is equivalent to x + 0.2x?
Required
4 points
4
Question 6
6.
The total cost to go horseback riding is x dollars per hour plus a $2 fee for renting a helmet. Which expressions represent the cost, in dollars, for 4 people to go horseback riding for 3 hours each? Select all that apply.
Required
3 points
3
Question 7
7.
Jake has 3 1/2 hours before bedtime. He must spend 2 hours doing homework. The rest of his time will be spent doing puzzles. It takes Jake 1/2 hour to complete each puzzle. Write an equation modeling the number of puzzles p, Jake can complete before bedtime.
2 points
2
Question 8
8.
An emperor penguin dives down into the ocean at a constant rate. From the surface, he dives 1,760 feet in 8 minutes. The number −1,760 represents the location of the penguin in relation to the surface. What number represents the location of the penguin in relation to the surface 2 minutes after beginning his dive?
2 points
2
Question 9
9.
Is the value of the expression below positive or negative?
Select your answers from the drop-down lists.
The value of the expression is__________ because the number of negative factors is__________
3 points
3
Question 10
10.
Integer rules:
When adding integers with the same sign you__________ them and keep the sign.
When adding integers with different signs you__________them and keep the sign of the bigger number.
To make subtracting integers easier, you can change all subtraction problems to__________problems
3 points
3
Question 11
11.
Integer rules:
When multiplying or dividing numbers with the same sign, the product or quotient is a__________ integer
When multiplying or dividing numbers with the different sign, the product or quotient is a__________ integer
When dividing fraction you use the rule__________.
2 points
2
Question 12
12.
On Monday, the temperature at 10 a.m. at Sam's house was −6∘ Fahrenheit. The temperature at 2 p.m. at Sam's house 2∘ Fahrenheit.
Select from the drop-down menus to correctly complete the statement.
From 10 a.m. to 2 p.m., the temperature at Sam's house__________ by __________ Fahrenheit
1 point
1
Question 13
13.
The price of a share of stock started the day at $19.
During the day it went down $13, up $1, down $14, and up $4 .
What is the stock price at the end of the day?
1 point
1
Question 14
14.
Anthony deposited $500 into his bank account. A couple of days later he withdrew $40. The next day he deposited $30. A day later, he withdrew $100. How much money is left in his account?
1 point
1
Question 15
15.
An airplane's altitude changed to −378 feet over 7 minutes. What was the mean change of altitude in feet per minute?
3 points
3
Question 16
16.
Find the sum of each.
3.8 + (-2.9) = _______
-38 + -57 = _______
−1 1/3 + 3/4 = _______
3 points
3
Question 17
17.
Find the difference in each equation.
7 - 20 = _______
-7 - (-2.1) =_______
-2 1/2 - 1/2 =_______
1 point
1
Question 18
18.
Divide:
-18 ÷ -3
1 point
1
Question 19
19.
Multiply & Simplify:
1 point
1
Question 20
20.
Solve the following expression. Using the Order Properties of Operations.
6*4÷12+72÷8-9
1 point
1
Question 21
21.
Solve the following expression. Using the Order Properties of Operations.