If Josh Has 5 Different Pairs of Socks
For each of those choices he has a choice of 5 different shirts so that gives him 8 times 5 40 different pantshirt combinations. We are told he loses 7 individual socks but that doesnt mean that the socks are from different pairs.
Solved Question 3 Robin Has Five Different Pairs Of Shoes Chegg Com
Or another way to think of it you could arrange the socks in 20.
. 1 pull out 3 socks - Either two will be black or two will be blue. Two pairs of socks are green one pair is red one pair is blue and one pair is yellow. To start with instead of looking for a matching pair lets find the probability that both socks are red.
The first event can occur in 4 different ways and the second in 5 different ways therefore both events can occur in 4x5 20 ways. In case it has 4 or 5 envelopes clearly we have to pairs of socks of the same color. 3 pull out 12 socks - you might be unlucky and pull out all the blue socks first.
With 20 distinct socks sock 1 can pair with any of 220 so 19 ways. What are the odds of him getting tails on his next flip. Each pair is a different color and design but they are not together as pairs.
Your last answer was 12 and there are only 10 socks. What are your odds of randomly picking a green pair of socks to wear. N different colours So the worst case scenario when we have N different colours is that when we are trying to form a pair we actually pull out by chance one of each different colours N socks.
On 5619 at 829 pm. Guest Jan 29 2020. 3 socks gives you 2 black and one blue.
Begingroup user3919652 Thats good but for a 10 year old I wouldnt bring up the pigeonhole principle until much later the fact that you are looking for 2 pairs of socks complicates the picture as well. Theres your answer 3 socks. 15 You own 5 different pairs of socks.
20 Josh has 4 shirts and 4 pairs of socks in the same colors how many different shirt sock combinations does josh have. For the second you can choose from 7. And rather than picking socks in the dark tell the 10 year old to intentionally pick.
What is the probability that. Hi Sami There is nothing in the question that should lead us to assume the socks John loses are from different pairs. Each pair of socks is folded together.
The 7th pick guarantees in this worst case you will have 2 pairs of the same color-----3 You want 1 pair of black socks The worst case is. For each choice of 6 types there are 2 6 ways to choose the actual socks. You will have a second pair with only 2 more socks.
Pat least 1 pair among the 6 selected socks P1 pair and the other 4 socks are different OR 2 pair and the other 2 socks are different OR 3 pair P1 pair and the other 4 socks are different P2 pair and the other 2 socks are different P3 pair Youll see that things get VERY complicated VERY quickly. I am trying to do this problem with different approach. How many different outfits can he wear.
The probability of getting one sock red is displaystylefracrrbg Assuming that the first sock is red the probability of getting the second red sock is. The probability there is at least one pair is therefore 1 p. 5 blu The 6th pick guarantees you will have 1 pair of black socks-----Note that any other combination for the 1st 5 picks.
With her left hand Sally reaches in and picks one sock. The question is nuts - if he is in the dark he will never know if he has a pair. Here is my answer.
Answer 1 of 4. If it has three envelopes the other pigeonhole has 2 and so you again have two good pairs of socks. A man has 8 pairs of pants 5 shirts and 3 ties.
For at each chosen type of sock we have 2 choices as to which of the two socks of that type to take. I set up the problem as. 2 pull out 5 socks.
Pigeonhole has more than two envelopes. They are just in her drawer scattered about. So at least one pigeonhole has 3 4 or 5 envelopes.
100 people in your neighborhood always drive to work between 730 and 8 and arrive 30 minutes later. He has a large pile of socks that he must pair by color for sale. Then take the next unpaired sock and there are 17 socks you can pair it with etc.
How many different possible combinations are there for a cell that has 10 chromosomes 5 pairs. Given an array of integers representing the color of each sock determine how many pairs of socks with matching colors there are. Math guys- Statistics Question.
Its our job to figure out the greatest number of matches socks that COULD be left. I hope none of the pants are striped and none of the shirts have polka-dots. For the first foot you can choose from 8 socks.
If you want more a more girly variety with different styles Old Navy is great because the shirts are about 12 or less with many colors and are for both girls and boys. Reply Wed 7 Apr 2010 0805 am. I was assuming that the two pair had to be one pair of each color.
Deena has 4 pairs of white socks 3 pairs of black socks 1 pair of red socks and 2 pairs of navy socks in her sock drawer. So you have made 6 picks and you still dont have 2 pairs of the same color. Asked 091318 If Josh has 4 pairs of socks and five pairs of shoes how many combination can he make.
14 Josh flips a coin five times and each time it lands on heads. First ar01 frequency is 3. If he switches the light on to check he could pick two from the pile that matched.
I think it is really important for the 10 year old to just play with picking socks for a while. Josh has 4 shirts white blue green and red and 4 pairs of socks in the same colors. If she pulls a pair of socks out of her drawer in the morning without looking what is the probability that she will choose a pair of white socks.
Jonathan Magoosh Tutor. Thus the probability there is no pair is p 8 6 2 6 16 6. In that case and in order to be guaranteed of forming a pair since we already have one of each N colours the next one we.
Therefore for each pair of shoes you have 78 possible sock combinations or 56 possibilities per pair of. Sally has 11 pairs of socks in her drawer. Josh grabs a shirt and a pair of socks without looking.
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