Math
posted by Michelle .
What is the probability of getting the sum of 7 on two die on the first roll?

A toss of two dice have 6*6=36 possible outcomes.
The 6 favourable outcomes with a sum of 7 are:
1+6,2+5,3+4,4+3,5+2 and 6+1.
P(7)=number of favourable outcomes / number of possible outcomes.
=6/36
Respond to this Question
Similar Questions

Math
Is my answer correct? What is the probability of throwing a sum of 15 on three rolls of a fair die if the first roll was a 4? 
roll dice
Event A you roll the die and it's even Event B you roll the die and it's less than 5 Roll the die once. What is the probability that Event A will occur given that Event B has alrady occured? 
Statistics
You have a fair die. The die has a 2 on two sides, a 4 on two sides and a 6 on two sides. Note: the only possible outcomes for each roll are 2, 4 or 6. (a) Draw a tree diagram that shows the possible outcomes of rolling the die twice … 
statistics
The below table shows the probabilities generated by rolling one die 50 times and noting the up face. What is the probability of getting an odd up face? 
MathProbability
Please explain how to get the answer.I have now idea. 1.If you roll two fair dice,one red and one green,what is the probability of getting a 2 on the red die and a 3 on the green die? 
probability science
Consider the same model of two rolls of a tetrahedral die, with all 16 outcomes equally likely. Find the probability of the following events: a) The value in the first roll is strictly larger than the value in the second roll. 
statistic
Roll two 6sided dice and examine their sum. a) How long will it take to roll "snakeeyes" (a pair of ones)? 
Acc. PreCalculus
1.A boy has 5 vests and 3 jackets. How many outfits can he wear if he wears both a vest and a jacket? 
Probability
The newest invention of the 6.041x staff is a threesided die. On any roll of this die, the result is 1 with probability 1/2, 2 with probability 1/4, and 3 with probability 1/4. Consider a sequence of six independent rolls of this … 
Math
1. If you flip a fair coin 10 times, what is the probability of a) getting all tails Is it 1/1024?