How do you solve a table of equivalent ratios

In a survey, three out of ten people named blue as their favorite color. One out of five people named red. If 1,200 people were included in the survey, how many named blue or red as their favorite color? 700 people 800 people 600 people 400 people

Factor completely 5a^2 + b

There are four $20 bills, six $10 bills, seven $5 bills, and three $1 bills in your wallet. You select one bill at random. What is the expected value for this experiment? $

What is 5w + 8 - 12w = 16 - 15w

F (n) = 2f (n-1) + 2 The first term is 4. Choose True or False. A The second term is 6. True False B The third term is 22. True False C The fourth term is 46. True False

The price Regina pays to visit the vet's clinic is calculated according to the formula 20 + 50n. Here (n) is the number of times she visits him in a year. This time it was 2. What was the cost of his visit

Jorge is baking cookies. The recipe makes 144 cookies. If Jorge and his 5 friends want to divide the cookies evenly, how many cookies will each person get?

For the schools sports day a group of students prepared 21 1/2 lbs of lemonade at the end of the day they had 2 5/8 lbs left over how many lbs of lemonade were sold

The area of a rectangle is 48 square centimeters. The length of the rectangle is 8 centimeters longer than the width. Which equation models this situation? A. 8w=48 B. w+8w=48 C. w+8=48 D. w (w+3) = 48

Tanya drove 312 hours and used 13 tank of gas. For how long could Tanya drive using 12 tank of gas? In simplest form.