Mathematics, 03.11.2020 22:20, num1bori

A survey of 9,000 customers at Ron’s grocery store showed that 35% (3,150 customers) would buy Grainy-Os cereal. In the first month, 4,200 out of the 9,000 customers bought the cereal. What was the percent error in the survey estimate of the number of people buying Grainy-Os? Solved Steps:

1. 4200 - 3150 = 1050

2. 1050 divided by 4200 = 1/4

3. 1/4 Multiple 100 = 25%

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, yoongnzl

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Answers: 1

continue

Mathematics, 21.06.2019 23:30, Cklug2520

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap

Answers: 1

continue

Mathematics, 22.06.2019 00:00, DJEMPGYT

Ineed here’s a picture of the question

Answers: 1

continue

Mathematics, 22.06.2019 00:30, brianlykid3042

Graph a point. start at your origin, move left 10 units, and then move up three units which ordered pair is the point you graphed

Answers: 2

continue

Do you know the correct answer?

A survey of 9,000 customers at Ron’s grocery store showed that 35% (3,150 customers) would buy Grain...