Answer:
4/3 or 1.34
Step-by-step explanation:
2/3 ÷ 6/12
= 2/3 × 12/6
= 4/3 or 1.34
Answer:
The red line has a slope of -1
Step-by-step explanation:
This is because parallel lines have the same slope with a different y intercept.
If the green line's slope is -1 and it is parallel to the redline, they will have the same slope.
Answer:
Only the mean increased.
Step-by-step explanation:
The mean is the total divided by the number of scores, and since adding 21 will increase the total score significantly, the mean increases.
The median is still 7.
Answer: 25 boys
Step-by-step explanation:
If there are 9 girls and 5 boys, there are 14 students.
5/14=.3571
70*.3571=25