Help please! I'm stuck with all these numbers :(
2 answers:
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Answer:
$3
Step-by-step explanation:
Given that:
Price of each comb = $
15 combs were purchased in = $
To find:
Amount of discount offered on each comb.
Solution:
First of all, let us calculate the price of 15 combs at the price of $ each.
Original Price of 15 combs = Price of one comb Number of combs = $15
Now, there is some discount provided on the purchase of 15 combs.
Discount offered on 15 combs = Original price of 15 combs - Discounted price of 15 combs = = $45
Discount offered on each comb = Discount on 15 combs divided by 15
Discount offered on each comb = = <em>$3</em>
Answer:
The correct answer is OB.
Step-by-step explanation:
Let us recall the Associative Property of Addition: given three real numbers ,
and
the following equality holds:
.
Let us remark that the Associative Property of Addition tells us that we can perform the sums in any order. So,
.
In the other options there was used the Commutative Property of Addition.