Answer:
B or $8.75
Step-by-step explanation:
Hope this helps!
Given:

He does mistake in the order of giving preference.
We should give preference in the order, division, multiplication, addition, subtraction.
But, he gave the first preferrence to the subtraction.
72-8=64
Next, he used division
64/2=32
Next he adds 32 with 8.
So, he gets 50.
But the actual simplification is,
Simplifying we get,

Hence, the correct value of the expression is 86.
30 is the old value and 55 is the new value. In this case we have a positive change (increase) of 83.33333333 percent because the new value is greater than the old value. Using this tool you can find the percent increase for any value.
270 miles be 90+90+90 equals 270 and thats the answer
The blue point on the number line is 5 units away from zero, which is: 5.
<h3>What is a Number Line?</h3>
A number line is an arrangement of numbers from point zero, on both sides of the starting point, which is zero.
In the number line given, the blue point is 5 units away from the starting point, zero.
Therefore, the blue point is 5 on the number line.
Learn more about the number line on:
brainly.com/question/24644930
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