Let the boy be B and the girl be G
there are six possible outcomes
BGG, GBB, GBG, BGB, BBB, and GGG
therefore the probability of getting one boy and two girls is

also the probability of getting 3 girls is
Answer:
Benchmark fractions: 4/12 5/12 6/12 7/12
Mixed Fractions: 1 1/2 2 3/4 5 1/4 8 2/8
Step-by-step explanation:
A mixed fraction is simply a fraction with a whole number.
A benchmark fraction is a fraction used to compare and order other fractions.
Answer:
6 inches
Step-by-step explanation:
Area = (base1 + base2)/2 · height
base1 = b
base2= 8
height = 3
Area = 21
21 = (b+8)/2 ·3
21 = 3(b+8)/2
multiply both sides by 2
42 = 3(b+8)
divide both sides by 3
14 = b+8
subtract 8 from both sides
b = 6 in
Answer:
2
Step-by-step explanation:
7+2n = 11
2n = 11-7
2n = 4
n = 4/2
therefore n = 2