Answer:
2728
Step-by-step explanation:
5456*4 = 21824
21824*(1/2)=2728
C because 2,400 divided by 450 is a little more than 5 and 5 times 12 is 60 and a little more than 60 is 64.
Answer:
$19.25
Step-by-step explanation:
4/4-1/4=3/4
=3/4×40
=30-5
=25-5.75
=$19.25
<h3>
Explanation:</h3>
Class boundaries need to be defined so that a point on the boundary is unambiguously placed in one class or the other. With these boundaries, a value of 120 might be placed in the first or the second class—<em>we don't know which</em>.
_____
It is customary to define class boundaries between data values 60.5–120.5, for example, so that no data value can fall on the boundary, or as a semi-open interval [60, 120), so that a boundary value is clearly placed into a specific class.
Look up Pythagorean theorem and it will explain it better than i can click khan academy but basically try drawing a triangle and explain it