b = 3
Step-by-step explanation:
Add similar terms :
Collect like terms and simplify
Answer:
p(A) = 0.55
p(b) = 0.45
Step-by-step explanation:
Experimental probability =
total students = 55 + 45 ⇒ 100
let A be the probability that students brought lunch from house = ⇒ 0.55
let B be the probability that students order school lunch = ⇒ 0.45
The answer is D. First, it is the segment addition postulate because the two segments make up the whole. Second, it's substitution because you are substituting EF + FG for FH.
Hope this helps!
Answer:
The correct Answer is: 9.0 x 10^-3