Ratios and rates
There are 5 boys and 2 girls taking kite flying lessons. Write the ratio that compares the number of boys taking kite flying lessons to the total number of students taking kite flying lessons.
What is 5:7
Johan owns 6 fewer model planes than Isaac. Let k represent the number of Isaac's model planes. Identify the expression that can be used to find the number of model planes that Johan owns.
What is K - 6?
Emy's pear tree is 26 inches shorter than her fig tree. The fig tree is 46 inches tall. Solve the addition equation to find the height of her pear tree.
X + 26 = 46 ; X = ?
What is 20?
What is 3/4 multiplied by 1/6?
What is 3/24? (*plus 20 for anyone who simplified it to 1/8)
There are 72 crayons in a bin and 25% of the crayons are orange. How many crayons in the bin are orange?
What is 18?
Kaylyn runs 1600 meters in 8 minutes. How may meters can Kaylyn run in one minute?
What is 200?
Write the simplified expression of: 4 + 6 + r + r + r + r + r + r + r + r + r + r
What is 10 + 10r?
Write an equation that represents this problem: The sum of 38 and e is equal to 52.28.
What is 38 + e = 52.28, e = 14.28? (* group must have equation written like this for full points) (*plus 10 if they got e = 14.28 with the equation)
Enter the quotient of 4 and 2/3 and 3/4 in fraction form.
What is 6 and 2/9
Which is greater 1/5 or 18% ?
What is 1/5 (*plus 20 if you showed what 1/5 is as a percent)
Mr. Rivard can wash 2 cars in 2 hours. At this rate, how many cars can Mr. Rivard wash in 6 hours?
What is 6 cars
Isabella's music store charges $16 per month for a membership fee plus $0.98 for each song download. Write the expressions that represent the cost in dollars for one month of delivery and m songs.
What is 16 + 0.98m ?
The marking period is 35 school days long. Today is the 23rd day of the marking period. The equation x + 23 = 35 can be used to find the number of days left in the marking period. How many days are left in the marking period?
What is 12?
What is the quotient of 5/6 divided by 1/3?
What is 15/6? (*plus 20 for simplifying to 2 and 1/2)
What is 170% as a fraction?
what is 170/100. (*+20 for any group that simplified to 17/10)
Jordan can wash 2 cars in 2 hours. At this rate, how many cars can Jordan wash in 5 hours?
What is 5 cars.
Enter the value of 42 · 5 − 7
What is 73?
Jonathan decides that the price of a new menu item will be more than $8.
Draw a number line represents the possible price, in dollars, of the new menu item?
What is an open circle at 8 with an arrow going towards the numbers greater than 8.
Michael has a string that is 1 and 1/4 feet long. He wants to cut pieces that are 5/8 foot long. How many pieces can he cut?
What is 2
Ethan correctly answers 80% of the total questions on his history test. He correctly answers 32 questions.
Enter the number of questions on Ethan’s history test.
What is 40%
Eva has only red and black pens for school. She has 2 red pens for every 3 black pens. If Eva has exactly 10 pens, how many are black?
What is 6 black pens?
Enter the value of 2 · 92 + 6.
What is 168?
Write an inequality had has 6 as a solution.
What is X<8, or x + 3 >8 (theses are examples)
A recipe requires 1/2 cup of flour for every batch of cookies. How many full batches of cookies can be made with 5 and 1/2 cups of flour cups of flour?
What is 11
Gerardo's bike store is having a sale. It is advertising 15% off of everything in the store. Alex bought a bike during the sale and got a discount of $30.00. What was the original cost of the bike?
What is $200.00