# Maths

whats the probability of gatting a matching pair of socks if there are 8 gree and 10 blue

1. 👍
2. 👎
3. 👁
1. I assume you mean that only two socks are going to be drawn?

p = 8/18*10/17 + 10/18*8/17 = 80/153 = 0.523

That is, it's the chance of getting a green, then a blue plus the chance of getting a blue, then a green

1. 👍
2. 👎

## Similar Questions

1. ### algebra 2

There are 11 clean individual socks in your sock drawer. There is only one matching pair among them. In the dark, you reach into the drawer and randomly pick 2 socks. What is the probability that you choose the matching pair?

2. ### Math PROBABILITY part 1

Anna mixes the letters S, E, L, E, C, T, E, and D thoroughly. Without looking, Mary draws one letter. Expressed as a fraction, decimal, and percentage, what is the probability that E will NOT be the letter Mary selects? A. 3/8,

3. ### PLLZ!PLLZ help with math quick!!!!!

6.Suppose you have a drawer full of white, black, and yellow pairs of socks. If the probability of picking a white pair of socks is 4/9, and the probability of picking a black pair of socks is 7/18, what is the probability of

4. ### Mathematics

Suppose you have a drawer full of white, black, and yellow pairs of socks. If the probability of picking a white pair of socks is four-ninths, and the probability of picking a black pair of socks is start fraction 7 over 18 end

1. ### Math

your drawer contains 6 red socks and 10 blue socks. its to dark to see which are which, but you grab two anyway. what is the probability that both socks are red? i know what the answer is (3/40) but I don't know how to get it. and

2. ### math

Marsha gave the cashier \$20 to pay for 3 pairs of socks. The cashier gave her \$5.03 in change. Each pair of socks cost the same amount. What is the cost in dollars and cents for each pair of socks? .

3. ### Meths

A drawer contains 22 black socks, 22 white socks, 22 blue socks, and 22 brown socks. If the light is off and Matt reaches into the drawer to get his socks, what is the minimum number of socks he must pull out in order to be sure

4. ### math

If you have black socks and brown socks in your drawer mixed in a ratio of 4 to 5, how many socks will you have to take out to make sure that you have a pair the same color?

1. ### probability

if a tray contain 6 red socks and 4 blue socks . what is the probability that 2 socks , picked will be red

2. ### math PROBABILITY part 2

6.Suppose you have a drawer full of white, black, and yellow pairs of socks. If the probability of picking a white pair of socks is 4/9, and the probability of picking a black pair of socks is 7/18, what is the probability of

3. ### Math

A drawer contains 22 black socks, 22 white socks, and 22 blue socks. If the light is off and Matt reaches into the drawer to get his socks, what is the minimum number of socks he must pull out in order to be sure that he has a

4. ### mathematics

Your drawer contains 7 red socks and 6 blue socks. It's too dark to see the color of the socks, so you randomly pull two socks from the drawer. What is the probability that both socks are blue?