Answer:
1. B (40- 3n)
2.c (86)
Step-by-step explanation:
1. The shirts cost 3n. So you do 40- 3n(what the shirts cost) to find the amount of change he will recive.
2. Just plug the numbers in- 1.8(30) + 32=86.
<em> 1 euro equals 1.25 dollars</em>
<h2>
Explanation:</h2><h2>
</h2>
In this problem we know that:
- Christopher withdrew 30 United States dollars (USD) from an automatic teller machine in Germany.
- He received 24 euros (EUR).
So we can solve this by using unitary method:

So<em> 1 euro equals 1.25 dollars</em>
<em />
<h2>
Learn more:</h2>
Converting units: brainly.com/question/8426032
#LearnWithBrainly
Answer:
z= 0.375 or 3/8
Step-by-step explanation:
You could just use 3.14 or 22/7
Answer:
a. 8
b. 114
Step-by-step explanation:
a.
36/6 = 48/x
36x = 288
x = 8
b.
12/72 = 19/x
1/6 = 19/x
x = 114