College Math

College Math Study Guide

Question 4: “I bought the latest Apple iPhone in the market. Therefore, I bought the most expensive phone in the store.” Which among the following assumption needs to be considered so that the conclusion follows valid argument? a. I love to buy expensive things b. Phones are the most expensive products in the market c. The latest Apple iPhone is the most expensive phone launched in the market d. Samsung phones are reasonably priced Question 5: A survey among 100 students to know their choice of subjects out of Finance (F), Marketing (M), and Human Resources (H) revealed the following results: n(F) = 45, n(F ∩ M) = 15, n(M) = 41, n(F ∩ H) = 18, n(H) = 40 n(F ∩ M ∩ H)=7, n[(F ∩ M) ∪ (F ∩ H) ∪ (M ∩ H)] = 36. Find the number of students opting for only finance. a. 12 b. 16 c. 11 d. 19 Question 6: A survey among 90 Chinese lovers revealed the following results: 48 had noodles; 39 had Manchurian; 35 had spring rolls; 20 had both Manchurian and spring rolls; 19 had both spring rolls and noodles; 22 had both Manchurian and noodles; and 10 had noodles, Manchurian, and spring rolls. How many people did not like any of the three dishes? a. 19 b. 17 c. 21 d. 23

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