Question

1. a survey was conducted to determine the food choices of the 80 students at a picnic. the types of picnic foods are shown in the circle graph. picnic food based on the circle graph, how many more students chose pizza than students who chose salad? a. 8 b. 32 c. 16 d. 24

Explanation:

Step1: Calculate number of students who chose pizza

The percentage of students who chose pizza is 30% and the total number of students is 80. So the number of students who chose pizza is $80\times0.3 = 24$.

Step2: Calculate number of students who chose salad

The percentage of students who chose salad is 10% and the total number of students is 80. So the number of students who chose salad is $80\times0.1=8$.

Step3: Find the difference

To find how many more students chose pizza than salad, we subtract the number of students who chose salad from the number of students who chose pizza. So $24 - 8=16$.

Answer:

C. 16