QUESTION ONE (a) Explain the following terms
(1) Random variable
(ii) Probability function
(iii) Expected value and Variance
(b) One thousand tickets are sold at TZS 1000 each for four prizes of Tzs 100,000, TZS50,
000, TZS 25,000, and TZS 10,000. After each Prize drawing, the winning ticket is then
returned to the pool of the tickets. required expected value if a person purchase two tickets ​

step-by-step explanation:

the triangles are similar. therefore the corresponding sides are in proportion:

              cross multiply

            divide both sides by 32

yes, i heard the "tea" with james charles and a few other beauty gurus. i believe charles is in the wrong and i believe tati the most. tati didn't lie about james charles but may have exaggerated because he never sexually assaulted anyone. jeffery star is a really good friend to all and out anyone that needs it, until you mess with one of his "sisters"! james will never rise over jeffery or tati, he's way to sensitive and dramatic to rise about them. i think all three of them will make up and be friends again because they always get over it.

i hope this with your