Please help with this question

7 pounds

Step-by-step explanation:

From the graph :

The data model:

X:

10

20

30

40

50

Y:

2

3

4

5

6

Using a linear regression calculator :

The equation of best fit for the data is :

y = 0.1x + 1

Weight loss for someone who attended 60 fitness classes :

Using the model:

y = 0.1x + 1

Where x = 60

y = 0.1(60) + 1

y = 6 + 1

y = 7

answer: there are 453.592 grams in a pound.

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24