2 years ago

The names of 9 boys and 2 girls in a hat. What is the probability of first drawing a girls name then a boys name from the hat?

1 answer:

3 0

A - drawing a girls name at first
P(A) = 2/(2+9) = 2/11
B - drawing a boys name in second drawing if first drawing was a girls name
P(B) = 9/10
C - drawing a girls name firstly and a boys name secondly
P(C) = P(A) * P(B) = 2/11 * 9/10 = 9/55
ans: 9/55

You might be interested in

Mike paid $7.51 total for grapes, after a 3 dollar coupon, $8.93 for cherries, and $7.69 for peaches. In total, how much money d

Citrus2011 [14]

Answer:

24.13

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

Please answer this question!!<br><br>thanks xx

Simora [160]

180-(180-49-48)
180-(83)
97

180-((180-141)+(180-76))
180-(39+104)
180-143
137

180-((180-101)+60)
180-(79+60)
180-139
41

360-147-79
213-79
139

180-(360-109*2)
180-(360-218)
180-142
38

(180-118)/2
62/2
31

Hope this helps :)

7 0

3 years ago

The area of a rectangle is 35 square units. what is the area of one of the triangles created by cutting the rectangle on its dia

lozanna [386]

It might be 35/2 = 17.5

7 0

3 years ago

X:y= 5:3 and x+y =56 workout the value of x-y

fiasKO [112]

Answer:

if its a odd number, all odd answers are in the back of the book

3 0