Answer:
5_7=2 9_3=6. 5+7=12 9+3=12
Step-by-step explanation:
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The population of a city has decreased by 38% since it was last measured. If the current population is 27,900 .Previous population of city was 45000.
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Solution:
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Given that current population of city is 27900.
Also, population of a city has decreased by 38% since it was last measured.
Let assume that population of city when it was last measured = x
Decreased of 38% means x-38% of x . we can write this as,



So current population is 
Equating above expression to the given value of current population, we get


x=45000
Hence previous population of city was 45000.
Answer:
The answer is 1.
Step-by-step explanation:
Answer:
$21/$1.50 per mile =14 miles. The units match $/($/mile), so division was the proper operation.
C
Step-by-step explanation:
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45
1. Area = 1/2 B(base) x H(height)
2. Area = 1/2 9 x 10
3. Area = 1/2 90
4. Area = 45 inches