Question

The table shows the results of a survey of seventh-grade students in the lunch-line

CHART:
Drink / Students
Chocolate Milk / 15
Soda / 12
Milk / 6
Water / 2

If there are 245 seventh-graders in the school, how many can be expected to prefer chocolate milk?

A: 45
B: 84
C: 90
D: 105


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Answer 1

Answer:

D

Look at the picture. :)

Answer 2

105 can be expected to prefer chocolate milk

How to Solve the Problem?

• The problem can be solved in following steps.
• Survey of seventh-grade students in the lunch-line is given in chart.
• We need to calculate the expected  students to prefer chocolate milk

Let the expected students be x

Calculate the total students = 15+12+6+2 = 35

The expected students prefer milk is

15/35 = x/245

245*15=35x

3675 = 35x

x = 3675 / 35

x = 105

Hence 105 students are expected to prefer chocolate milk .

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