Answer:
5/6 oz/pamphlet
Step-by-step explanation:
Find the unit rate:
7 1/2 oz 15 oz 1
--------------------- = ------------- * -------------------- = 15/18 oz/pamphlet, or
9 pamphlets 2 9 pamphlets
5/6 oz/pamphlet
First is 10 spaces, the second is 5 spaces.
Answer:
Hey there!
Let x be the price of lipstick
Let 1/2x be the price of shampoo
1.5x=20
x=13.33
1/2x=6.67
The shampoo costed $6.67, and the lipstick costed $13.33
Let me know if this helps , or if you have any more questions :)
Complete Question
Christine has always been weak in mathematics. Based on her performance prior to the final exam in Calculus, there is a 42% chance that she will fail the course if she does not have a tutor. With a tutor, her probability of failing decreases to 12%. There is only a 52% chance that she will find a tutor at such short notice
a What is the probability that Christine fails the course
b Christine ends up failing the course. What is the probability that she had found a tutor? (Round your answer to 4 decimal places.) Probability
Answer:
a

b
Step-by-step explanation:
From the question we are told that
The probability that Christine will fail the course if she does not have a tutor is 
The probability that Christine will fail the course if she has a tutor is 
The probability that she will find a tutor is 
Generally the probability that she will not find a tutor is

=> 
Generally the probability of failing the course is

=> 
=> 
=> 
Generally if Christine ends up failing the course the probability that she had found a tutor? (Round your answer to 4 decimal places.) Probability is mathematically represented as

=> 
=>