Question

# This two-way table shows the results of asking students if they prefer to have gym class in the morning or the afternoon A.How many students participa

Two-way tables
This two-way table shows the results of asking students if they prefer to have gym class in the morning or the afternoon A.How many students participate in the survey B. How many students in grade 8 prefer to have gym in the morning C. How many grade 10 students participated in the survey D. How many students prefer To have gym in the afternoon
$$\begin{array}{|c|c|c|}\hline&\text{morning}&\text{afternoon}&\text{total}\\\hline\text{grade 6} &15 & 8 & 23\\ \hline\text{grade 8}& 18 & 21&39\\\hline\text{grade 10}& 12 & 26&38\\ \hline \text{total}&45&55&100 \\ \hline \end{array}$$

Solution $$A) \text{Total students in survey}=\text{Grade 6 students}+\text{Grade 8 students}+\text{Grade 10 students}=23+39+38=100$$
$$D)\text{Students Prefer Gym in Afternoon}=8+21+26=55$$