With clear solution, please

1- A lottery ticket costs $1.00 and a total of 2,250, 000 tickets were sold. The prizes and their frequencies are given in the following table.Prize Number of Prizes $250 000 $25 000 $2 500 5 $250 20 $25 100Determine the expected winnings of each ticket.4- A multiple-choice mathematics quiz has five questions, each with five possible answers. Someone simply guesses at each answer.b- What is the expected number of correct guesses