Mathematics, 17.04.2020 20:06 ayanerzg
In a state's Pick 3 lottery game, you pay $1.02 to select a sequence of three digits (from 0 to 9), such as 522. If you select the same sequence of three digits that are drawn, you win and collect $317.02. Complete parts (a) through (d).
a. How many different selections are possible?
b. What is the probability of winning?
(Type an integer or a decimal.)
c. If you win, what is your net profit?
(Type an integer or a decimal.)
d. Find the expected value.
Answers: 3
Mathematics, 21.06.2019 13:30, sarahsteelman
Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?
Answers: 1
Mathematics, 21.06.2019 23:00, floresguppy
Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?
Answers: 1
Mathematics, 22.06.2019 02:20, jdkrisdaimcc11
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
In a state's Pick 3 lottery game, you pay $1.02 to select a sequence of three digits (from 0 to 9),...
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