## Question 34

*P *= {3, 9, 11, 13} and *Q* = {3, 7, 9, 15} are subsets of the universal set *ξ* = {1, 3, 7, 9, 11, 13, 15}. Find $P'\cap Q'$

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waecmaths question:

*P *= {3, 9, 11, 13} and *Q* = {3, 7, 9, 15} are subsets of the universal set *ξ* = {1, 3, 7, 9, 11, 13, 15}. Find $P'\cap Q'$

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?

waecmaths question:

Describe the shaded portion in the diagram

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 $P'\cap Q'$

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?

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*

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?

waecmaths question:

Which shaded region in the following diagram represents$(P\cup Q)\cap R$?

waecmaths question:

If *x* is a positive integer, list the values of *x* which satisfy the equation $3x-4<6$ and $x-1>0$

waecmaths question:

Two sets are disjoints if