Answer:
7
Step-by-step explanation:
Changing LHS as
Comparing LHS and RHS
Answer:
4/12 simplified to 1/3 of rolling 2 times.
Step-by-step explanation:
Answer: The area of the square is increasing at a rate of 90.4 m2/min (square meters/minute)
Step-by-step explanation: Please see the attachments below
Answer:
see below
Step-by-step explanation:
A percentage change is computed as follows:
percent change = ((new value) -(original value))/(original value) × 100%
For your first one, this looks like ...
percent change = ($25 -$75)/$75 × 100% = (-50/75) × 100% = -0.667×100%
percent change = -66.7%
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When there are a lot of similar calculations to do, I like to use a spreadsheet. See below for the other percentage changes (rightmost column).