Answer:
1/2, 9/16, 5/8, 3/4
Step-by-step explanation:
Answer:
A. 
B. 
Step-by-step explanation:
Given

Required
Determine equivalent ratios:

First, we simplify the ratio to the least possible


By comparison with the given options, we have A and B as answer.
See Proof Below
Proof: A
Compare this to the simplified ratio (given), we have:
= 
Proof B

Simplify the ratio to the least possible


Compare this to the simplified ratio (given), we have:
= 
Answer:
18.75 is the answer
Step-by-step explanation:
since the internet usage is more than 4 hrs, the second equation will be used. that is
cost = (10 + 2.50 (x - 4)) where x is the usage hours.
thus

According to the question statement, the total sum of students is 221, which includes the students that ride on bus and the students that ride in a van.
The students that ride in a van are five, the students that ride on bus are 6 times s which is the product of the number of buses and the number of students that are on each bus.
Write all this information into an equation, this way:

Now, solve the equation for s to find the number of students that are on each bus.

There are 36 students on each bus.
Answer:53 over 30
Step-by-step explanation: