Ratios
The school gym has a lot of sport supplies in the storage room. For every 4 footballs there are 7 basketballs and 5 dodgeballs.
Write a ratio for how many basketballs to footballs are in the storage room.
7:4, 7 to 4, 7/4
Add the fractions:
5/10 + 4/10
9/10
5 + x= 20
x= 15
Find the missing angle for figure A
41*
A bag of M&M's cost $3.26 for 23oz. What is the unit price? Round your answer to two decimal places.
About $.14 cents per ounce
Fill in the shapes to represent the ratio-
1:3
OOO
OOO
Add the decimals:
12.25 + 7.58
19.83
10x= 90
x= 9
Find the missing angle for figure D
107*
A bag of Doritos costs $3.28 for 15oz.
A bag of Cheetos costs $2.53 for 8oz.
Which bag of chips is the better deal?
Unit price for Doritos: $.21 per oz
Unit Price for Cheetos: $.31 per oz
The Doritos are the better deal.
Fill in the shapes to represent the ratio-
2:8
OOOO
OOOO
Multiple the fractions. Simplify your answer.
6/8 x 2/5
3/10
3x + 4= 28
x= 8
What is the area and perimeter of the rectangle?
Area= 108cm squared
Perimeter= 48cm
Over the course of a month, Felix volunteered at an animal shelter 10 hours the first week, 7 hours the second week, 12 hours the third week and 10 hours the fourth week Roughly how many hours did he volunteer weekly (find the MEAN)?
The MEAN is 9.75
Are the ratios equivalent?
6:12 and 12:22
45- (-63)
108
3x + 5 = 2x + 10
x= 5
What is the perimeter of the shape?
Perimeter= 36ft
A 6-sided dice is rolled. What is the probability of rolling an even number?
3/6 or 1/2
Are the ratios equivalent?
5:25 and 20:100
Yes!
5 x (-4) x 2
-40
6x - 8 + 5 = 7x
x= -3
What is the area of the shape?
Area= 55ft squared
A cookie jar has 24 cookies in it. There are 8 oatmeal, 10 chocolate-chip and 6 sugar cookies.
What is the probability of picking a chocolate-chip cookie?
5/ 12