Welcome to... A Game of X’s and O’s
Mar 26, 2015
Welcome to...
A Game of X’s and O’s
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7 8 9
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1 2 3Scoreboard
X
O
Click Here ifX Wins
Click Here ifO Wins
1
A monthly cell phone plan charges $5 for the first 300 text messages and then $0.15 for each additional message. On this plan, what is
the number of text messages that must be used in a month in order to make the average cost per message $0.05?
1
400Home
2
2
Home
3
3
3Home
4
4
2i, -2i, 1 and -1Home
5
A couple preparing for their wedding must choose 3 different arrangements of flowers from 10 choices and must choose 2 different cakes from 7 possibilities. How many different outcomes can there be for the couple’s choices of flowers and cakes?
5
2,520Home
6
A red marble and a blue marble are placed in a bag. One marble is drawn at random and then placed back into the bag. If this process
is repeated 5 times, what is the probability of drawing a red marble 1 time and a blue marble 4 times?
6
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7
The beginning salary for a teacher is $30,000. Each year, a raise of $900 is given. What is the salary of
a teacher who has 10 years of experience?
7
$39,000Home
8
8
HyperbolaHome
9
9
1Home