Midterm Corrections

Front

Back

Point R

Front

Out of 850 people in an art museum, 32% had an annual pass. How many of the people did NOT have an annual pass?

Back

578

Answer explanation

To find the number of people without an annual pass, calculate 32% of 850, which is 272. Subtracting this from 850 gives 578 people without an annual pass.

Front

Back

Point M

Answer explanation

Point M best represents \( \frac{1}{3} \) on the number line, as it is located one-third of the way between 0 and 1, accurately reflecting the value of \( \frac{1}{3} \).

Front

The shaded area on the grid represents the part of a rectangular wall that was painted. Each small square on the wall has the same dimensions. What percentage of the wall was painted?

Back

60%

Answer explanation

To find the percentage of the wall painted, divide the number of shaded squares by the total number of squares. If 60 out of 100 squares are shaded, then 60% of the wall was painted, making 60% the correct answer.

Front

Back

0.4

Answer explanation

To convert the fraction \(\frac{2}{5}\) to a decimal, divide 2 by 5, which equals 0.4. The correct answer is 0.4, which is equivalent to the fraction Susie paid.

Front

Back

27

Answer explanation

To find the number of students, divide the total boxes of baking soda (18) by the amount each student uses (2/3). This is 18 ÷ (2/3) = 18 × (3/2) = 27. Thus, 27 students can perform the experiment.