Question

An urn contains 5 balls numbered 1 to 5. Two balls are drawn replacement Let X be the sum of the two numbers drawn.
(a). What are the possible values of X?

(b). if let X be the subtraction of the two numbers drawn.What are the possible values of X?

(c). if let X be the product of the two numbers drawn.What are the possible values of X?

(d). if let X be the Quotient of the two numbers drawn.What are the possible values of X?

Answer 1

a) possible values of X ={2,3,4,5,6,7,8,9,10}

b) possible values of X ={-4,-3,-2,-1,1,2,3,4}

c) possible values of X ={1,2,3,4,5,6,8,9,10,12,15,16,20,25}

d) possible values of X ={1,2,3,4,5}