Question

tessas class had a math exam where the grades were between 0 and 10. n(g) models the number of students whose grade on the exam was g. what does the statement n(8)>2·n(5) mean? choose 1 answer: a there are 8 students whose grade was higher than twice the grade of another group of 5 students. b the number of students whose grade was higher than 5 is greater than the number of students whose grade was 5 or lower. c the number of students whose grade was 8 is more than twice the number of students whose grade was 5.

Explanation:

Step1: Analyze the function N(g)

N(g) represents number of students with grade g.

Step2: Analyze N(8)

N(8) is number of students with grade 8.

Step3: Analyze 2*N(5)

2*N(5) is twice the number of students with grade 5.

Step4: Analyze the inequality

N(8)>2*N(5) means number of students with grade 8 is more than twice number of students with grade 5.

Answer:

C. The number of students whose grade was 8 is more than twice the number of students whose grade was 5.