# Mr.Brain

Popular questions and responses by Mr.Brain
1. ## Math help

You buy 3 pounds of organic apples for \$7.50. The graph shows the price for regular apples. What is the unit rate for each type of apples?

2. ## Scatter plots

Which of the following types of information is NOT suited for display on a scatter plot? 1. relationship between age and number of books read in a year 2. relationship between height and shoe size 3. relationship between calories consumed and body weight

3. ## venn diagram

In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use both brands. How many people in the survey use brand P and not brand Q? dont tell me the answer just tell me how to do it

4. ## Math help

A gas station charges \$2.19 per gallon of gas. Use function notation to describe the relationship between the total cost C(g) and the number of gallons purchased g. C(g) = –2.19g g = 2.19C(g) C(g) = g + 2.19 C(g) = 2.19g Please tell me the explination

5. ## Math

5. Find the solution to the system of equations by using either graphing or substitution. y = 6 – x and y = x – 2 (2, 4) (–4, 2) (4, 2) no solutions 6. y = 2x – 1 and y = x + 3 (1 point)(4, 7) (7, 4) (–7, –4) infinite solutions 7. y = 4x and y

6. ## Graphs

What type graph does not show the number of times a response was given box-and-whisker plot line plot stem-and-leaf plot bar graph is it a line plot?

7. ## Math help

Which of the following is an example of a dependent event? 1 flipping two coins 2 rolling a number cube and spinning a spinner 3 choosing two scoops of ice cream 4 choosing a cookie at random, eating it, and then choosing another at random

8. ## Math help

Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). can you tell me how to do it and show the answer Thanks!

9. ## Grammar

“Her coffee-and-cream neck” is an example of what type of figurative language? personification symbol simile metaphor

10. ## Science speed help

Explain how heat is transferred between a hot and a cold object by conduction — for example, a warm foot on a cold floor.

11. ## Research report question

What are the three main parts of a research report? title, body, conclusion introduction, body, sources introduction, body, conclusion introduction, evidence, conclusion

12. ## slopes

Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). can you tell me how to do it and show the answer Thanks!

13. ## research report question

What are the three main parts of a research report? title, body, conclusion introduction, body, sources introduction, body, conclusion introduction, evidence, conclusion

14. ## Indian Removal act question

How much was Andrew Jackson going to pay the indians if they left their land

15. ## fredric douglass question

What was the name of fredic's all black army called

16. ## Science question

A battery is not used in flashlight microwave portable radio cell phone I think microwave?

1. ## Math

i also will be going offline but for 2 weeks

posted on March 26, 2019
2. ## Education technology

have a blessed day Misses

posted on March 21, 2019
3. ## Education technology

posted on March 21, 2019
4. ## Education technology

1.D 2.A 3.C try this

posted on March 21, 2019
5. ## Education technology

of course

posted on March 21, 2019
6. ## Education technology

hello does anybody need help? i would love to help

posted on March 21, 2019
7. ## Scatter plots

thank you

posted on March 26, 2013
8. ## Scatter plots

i think its 4

posted on March 26, 2013
9. ## research report question

i think its 3?

posted on March 25, 2013
10. ## history

why do you think that?

posted on March 25, 2013
11. ## math

posted on March 25, 2013
12. ## fredric douglass question

ok sorry :)

posted on March 23, 2013
13. ## fredric douglass question

thanks Mrs.Sue!

posted on March 23, 2013
14. ## Graphs

thanks

posted on March 22, 2013
15. ## venn diagram

thankyou

posted on March 12, 2013