Answer:
5 rolls
Step-by-step explanation:
If the perimeter around the square footage of the ceiling is equal to 12 + 12 + 12 + 12 = 48, even though the number is 48, in order to have all of the footage covered, Katie would need to buy (at least) 5 rolls.
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First, you try to make sure that both the denominators are the same. In order to do this, you multiply both fractions' numerator and denominator by the other fraction's denominator. Next, you combine like terms in the numerator, and then you simplify the fraction.
Answer:
D
Step-by-step explanation:
Since the order does not matter, then it is a combination question,
So you just use the combination technique,
10C3 = 10!/(10!(10-3)!) = 120 ways
Answer:
The correct option is B.
Step-by-step explanation:
The given expression is
Simiplify the above expression by using BODMAS rule.
(Simplify Brackets)
(Multiplication)
Therefore option B is correct.
Where is the picture of the question your asking?