A number decrease by 12 is 45
1 answer:
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Answer:
Option C is correct.
Step-by-step explanation:
Let x be the distance cover by Michelle
Given:
A circle diameter is 3 miles.
And Michelle biked around the trail 4 times.
We know that
The circumference of a circle.
circumference = ----------(1)
where
miles
Put and r value in equation 1.
The circumference of a circle is 9.42 miles.
And Michelle biked 4 times, that is equal to 4 circumference.
.
That is equal to 38 miles.
Therefore, Michelle biked around 4 trail is 38 miles.
Answer:
Given:
5 pounds rice cost $2.49
To Find:
Cost of 9 pounds rice
Step-by-step explanation:
5 pounds rice cost $2.49
1 pound rice will cost $
So,
9 pounds rice cost = 1 pound rice cost × 9
= $
= $0.498 × 9
= $4.482