Answer:
the total cost would be $15,900
Answer:
250 students
Step-by-step explanation:
Given data
Let the total number of students be x
Number of students that plays instrument = 10
Hence
40% of x = 10
40/100*x= 100
0.4x=100
x=100/0.4
x= 250
Hence there are 250 students in total
Answer:
B) $3 per gallon
Step-by-step explanation:
You can see on the graph that for 1 gallon of gasoline, it is $3.
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1/2 of 40= 20
40/5=8
20+8=28
28 of your CDs will not work properly.
I hope this helps!
Answer:
z = 1
Step-by-step explanation:
90/15 = 6/z
Cross Multiply
15 * 6 = 90 * z
90 = 90z
Divide both sides of the equation by 90
z = 1
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