Ratios
Proportional Relationships
Fractions & Decimals
True / False
Percent
100
Are the following ratios proportional?
9/12 and 15/20
What is yes, they are proportional?
100
Tell whether the data represented in the table shows a proportional relationship.
https://docs.google.com/presentation/d/1ped9MXuedS0zgARI8RVZpt22m1PweI_mGuNCy4DpolQ/edit?usp=sharing
Why is this not proportional?
100
Convert the mixed number to a decimal:
2 1/4
What is 2.25?
100
A positive divided by a negative will give a negative answer.
Is this True?
100
Find what percent 21 is of 40.
What is 52.5%?
200
Solve the proportion:
k/6 = 15/18
Why does k=5?
200
Which graph shows a proportional relationship?
https://docs.google.com/presentation/d/1ped9MXuedS0zgARI8RVZpt22m1PweI_mGuNCy4DpolQ/edit?usp=sharing
What is A?
200
-12 x - x -6
What is -24?
200
A negative multiplied by a negative will give a negative answer.
Is this False?
200
Matias wants to purchase a tent that is on sale for $185.29. The sales tax rate in his county is 5.85%.
Calculate the amount of sales tax Matias will pay on the purchase.
How much is $10.84?
300
You can travel 220 miles in 4 hours. How many miles can you travel in 1 hour?
How fast is 55 miles per hour?
300
The graph shows Ms. Rivas' travel time when driving to Disneyland for winter break. What is the unit rate?
https://docs.google.com/presentation/d/1ped9MXuedS0zgARI8RVZpt22m1PweI_mGuNCy4DpolQ/edit?usp=sharing
How fast is 46 miles an hour?
300
What is 1 13/20?
300
A negative minus a negative is a positive.
What is it depends on absolute value?
300
There are 84 members of an archery club this summer. By next summer, Mike hopes the number of members will be 125% this number. What is Mike's goal for the number of members next summer?
How many is 105 members?
400
For the Christmas party this year, we think we will need 15 cookies for every 7 students. How many cookies will we need if there are 28 students?
How much is 60 cookies?
400
Is the number of adult tickets proportional to the price of tickets?
https://docs.google.com/presentation/d/1ped9MXuedS0zgARI8RVZpt22m1PweI_mGuNCy4DpolQ/edit?usp=sharing
What is the data is not proportional?
400
4.2 x (-)
x (-10)
What is 84?
400
A positive minus a negative is always positive?
What is true?
400
Mr. Gatto stays at a hotel for 3 nights at a rate of $182.50 per night. The hotel tax in the city he is staying in is 10.75%. What is the total cost of the hotel room?
How much is $606.36?
500
Malik's tech deck was built to scale according to his real skate board back home- every 1 cm:6 in. If the tech deck measured 6cm in length, what is the length of his real skateboard?
How much is 36 inches?
500
Adi uses the following table to keep track of the amount of hours she spends babysitting and the money she earns.
There is a proportional relationship between the hours she works and the money she earns. Write an equation for the relationship between x and y.
https://docs.google.com/presentation/d/1ped9MXuedS0zgARI8RVZpt22m1PweI_mGuNCy4DpolQ/edit?usp=sharing
What is y=9x?
500
Hannah was selling cheesecake to her friends and family. She sold to a total of 37 people, and her order totaled to $335. What is the average amount per cheesecake? (*Round to the hundredths place*)
What is $9.05?
500
A negative plus a positive is always positive? (Must explain)
What is False, only when the absolute value of the positive number is greater?
500
Luis wants to earn at least $1,200 this week. He is paid a weekly salary of $400 plus a 5.2% commission on his total weekly sales. What is the minimum amount he needs to sell in order to reach his goal? Round your answer to the nearest dollar if necessary.
How much is $15,385.