Answer:
5
Step-by-step explanation:
=> ; [∵ 25÷5=5]
=>1*5
=>5
If the original price of pair of pants is $40 and they are on sale for $28. What is the percent discount?
2 answers:
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Answer:
Read below.
Step-by-step explanation:
Wrong:
(2.5 x 10^9) + (5.3 x 10^8) =
(2.5 + 5.3) x (10^9 x 10^8) =
7.8 x 10^7=
7.8 x 10,000,000=
780,000,000
<u>Bold is edited by me</u>
Correct:
(2.5 x 10^9) + (5.3 x 10^8)=
(2.5 x 1,000,000,000)+(5.3 x 100,000,000)=
2,500,000,000+5,300,000,000=
7,800,000,000
The problem is that whoever wrote it swapped the numbers in the parentheses, added a pair of them together and multiplied the other pair. You are not supposed to take out the pairs and swap them if you'd like or the answer is incorrect. Second mistake is that is not
I do not know how and where you got that answer from.
Sent a picture of the solution to the problem (s).
