Question

You want to know how many of the students at your school eat lunch everyday. Of the 3545 students you randomly ask 300. 220 say yes, 70 say no and 10 don't know. Based on your survey what is the best estimate of the number of students who eat lunch everyday?

a.) 3300
b.) 2600
c.) 827
d.) 1500
(no links please!)

Answer 1

B) 2600

Explanation:

Set up a proportional equation and solve:

220/300=x/3545

(220)(3545)=300x

779900=300x

2599.666=x

2600=x

Your best estimate is B) 2600