In a group of 70 people, 37 like coffee, 52 like tea and each person l – McqOptions

MCQOPTIONS

1.	In a group of 70 people, 37 like coffee, 52 like tea and each person likes at least one of the two drinks. How many people like both coffee and tea?
A.	19
B.	17
C.	23
D.	21
Answer» B. 17

Discussion

No Comment Found

Related MCQs

If A = {a, d}, B = {b, c, e} and C = {b, c, f}, then A (B C) =<br>
Let A = {x: x N x is a multiple of 2}; <br>B = {x: x N x is a multiple of 5}; <br>C = {x: x N x is a multiple of 10}; <br>Describe the set (A B) C,
If U = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, <br>A = {2, 4, 7}, <br>B = {3, 5, 7, 9, 11} and <br>C = {7, 8, 9, 10, 11}.<br>compute: (A U) (B C)
If <b>A</b> = {1, 2, 3}, <b>B</b> = {2, 3, 4}, <b>C</b> = {1, 3, 4} and <b>D</b> = {2, 4, 5}, then <b>(A B) (C D)</b> = ?
If A = {a, d}, B = {b, c, e} and C = {b, c, f}, then A (B C) = <br>
Find the cardinal number of the following set : <br>{x : x is a letter of the word ASSASSINATION }
Which of the following statements is false for the sets A, B and C, where:<br> A = {x | x is letter of the word BOWL }<br>B = {x | x is a letter of the word ELBOW }<br> C = {x | x is a letter of the word BELLOW }
Which of the following pairs of sets are disjoint?<br>(i) {1, 2, 3, 4 } and { x : x is a natural number and 4 x 6 } <br>(ii) { a, e, i, o, u } and { c, d, e, f } <br>(iii) { x : x is an even integer } and { x : x is an odd integer }.
If <b>A</b> = {1, 2, 3, 4, 5} and <b>B</b> = {2, 4, 6} then what is the value of <b>A - B</b> ?
If <b>A</b> = { 2 , 3 , 5 , 7 , 11 } and <b> B</b> = { 1, 3, 5, 7, 9, 11} then what is the value of <b>A ? B </b>?