Mathematics, 12.02.2021 17:20, zairam2002
A game consists of randomly choosing a bag (labelled 1, 2 or 3) out of a choice
of 100, and then again randomly, picking a ball (red or black) from it.
Each bag has the same total number of balls (10).
Bag options
Ball options
a) Complete the tree diagram.
0.6 Red
b) Work out the probability that a player
will select a red ball.
0.4
-Black
0.35
0.2 Red
0.45
N
0.8
-Black
c) The same player is going to play the
game 200 times consecutively.
How many black balls should he
expect to pick?
0.2
0.7
Red
+
0.3
Black
Answers: 3
Mathematics, 21.06.2019 14:30, stupidjew5496
Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c
Answers: 2
Mathematics, 21.06.2019 15:30, gui00g7888888888888
Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright
Answers: 3
Mathematics, 21.06.2019 22:30, bradenhale2001
Iโm really confused and need your assist me with this question iโve never been taught
Answers: 1
A game consists of randomly choosing a bag (labelled 1, 2 or 3) out of a choice
of 100, and then ag...
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