SOLUTION: 1.1 In a survey of 400 households regarding the ownership of Desktop (D) and laptop computers (L), the following information was obtained:
240 households own only desktop com
Algebra.Com
Question 1116640: 1.1 In a survey of 400 households regarding the ownership of Desktop (D) and laptop computers (L), the following information was obtained:
240 households own only desktop computers, 20 households own only laptop computers and 80 households own neither desktop nor laptop computers.
1.1.1 Represent the given information on a Venn diagram. (4) 1.1.2 Write down an equation in terms of 𝑥 which represents the universal set. (3) 1.1.3 How many households own both desktop and laptop computers? (2)
1.2 Given the universal set 𝑆 = {2,3,4,5,6,7,8,9,10,11}
𝐴 = {𝑥:2(𝑥 − 3), 𝑥 𝑖𝑠 𝑎𝑛 𝑖𝑛𝑡𝑒𝑔𝑒𝑟 ,2 < 𝑥 ≤ 6} 𝐵 = {𝑥 + 1:𝑥 𝑖𝑠 𝑎𝑛 𝑖𝑛𝑡𝑒𝑔𝑒𝑟 ,2 < 𝑥 < 7} 𝐶 = {𝑥:𝑥 𝑖𝑠 𝑎𝑛 𝑒𝑣𝑒𝑛 𝑛𝑢𝑚𝑏𝑒𝑟}
Find:
a) 𝐴 ∩ 𝐶 (2) b) 𝐵 ∪ 𝐶 (2) c) 𝐵 ⊕ 𝐴 (3) d) 𝐴𝐶
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Please follow all of the instructions for posting:
ONE question per post. Show work you have already done. Describe what you don't understand. By the way 1.1.1, 1.1.2, and 1.1.3 are THREE different questions. Any opinion you may have to the contrary is irrelevant.
1.1.1 "D" stands for Desktop, "L" stands for Laptop
John
My calculator said it, I believe it, that settles it
RELATED QUESTIONS
1.1 In a survey of 400 households regarding the ownership of Desktop (D) and laptop... (answered by Fombitz)
In a survey of 380 households regarding the ownership of VCRs and DVD players, the... (answered by Edwin McCravy)
In a survey of 450 households regarding ownership of HDTVs and DVD players, the following (answered by lynnlo)
An electronics firm manufactures two types of personal computers: a desktop model and a... (answered by Theo)
please help me solve this question.
a group of students have three desktop computers and (answered by stanbon)
In 2009, the average price of a laptop was $855 and the average price of a desktop PC was (answered by Theo)
I own a company that sells high-end computers; I made 2 orders from a vendor: the first... (answered by jrfrunner)
Having trouble solving this work problem.
Melissa bought a desktop computer and a laptop (answered by josgarithmetic,josmiceli)
Problem Page Sam bought a desktop computer and a laptop computer. Before finance charges, (answered by jorel1380)