subject
Mathematics, 18.03.2021 18:40 raptortrainor2013

To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and the following data were obtained. 131 students ate breakfast.
175 students ate lunch.
271 students ate dinner.
64 students ate breakfast and lunch.
112 students ate breakfast and dinner.
91 students ate lunch and dinner.
55 students ate all three meals.
How many students ate
(a) At least one meal in the cafeteria?

students

(b) Exactly one meal in the cafeteria?

students

(c) Only dinner in the cafeteria?
students

(d) Exactly two meals in the cafeteria?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
1- identificar select the category that corresponds to each term. january 23 11: 59 pm unlimited attempts remaining grade settings 276-279 vocabulary list modelo fiesta quinceañera casada adolescencia viudo juventud navidad niñez vejez aniversario de bodas divorciado madurez cumpleaños soltera
Answers: 2
question
Mathematics, 21.06.2019 22:30
Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.
Answers: 3
question
Mathematics, 21.06.2019 23:00
Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122
Answers: 1
question
Mathematics, 22.06.2019 00:30
When you flip a biased coin the probability of getting a tail is 0.6. how many times would you expect to get tails if you flip the coin 320 times?
Answers: 1
You know the right answer?
To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and...
Questions
question
Mathematics, 27.01.2021 01:00
question
Mathematics, 27.01.2021 01:00
question
Mathematics, 27.01.2021 01:00
question
Mathematics, 27.01.2021 01:00
question
Geography, 27.01.2021 01:00
Questions on the website: 13722360