Set theory

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Question 49

waecmaths question: 

Consider the following statements: 

X : Locally manufactured tyres are attractive

Y : Many locally manufactured tyres do not last long

Denoting locally manufactured by M, attractive tyres by R and lost lasting tyres tyres by L.

Which of these Venn diagrams illustrates the statements?

Question 42

waecmaths question: 

If  P = { 1,3, 5, 7,9} and Q = {2, 4, 6, 8, 10} are subsets of a universal set U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, what are the elements of $P'\cap Q'$

Question 39

waecmaths question: 

The Venn diagram shows the choice of food of a number of visitors to a canteen. How many people took at least two kinds of food?

Question 38

waecmaths question: 

The Venn diagram shows the choice of food of a number of visitors to a canteenthere were 35 visitors in all, find the value of x

Question 33

waecmaths question: 

Every staff in an office owns either a Mercedes or Toyota car. 20 owns Mercedes, 15 own Toyota and 5 own both. How many staff are there in the office?

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