104 students responses

Question

21 liked sledding as their favorite winter activity if 500 people had. Responded, how many would have been expected to list sledding as their favorite winter activity? Round to the nearest whole person

Answer 1

21/104 is the fraction observed. So,

21/104 * 500 will give the expected number

Answer 2

21/104 = x/500

Cross multiply and solve for x.

104x = 10,500

x = 100.96 = 101

Answer 3

101