Answer: 
or 
Step-by-step explanation:
We can convert from mixed numbers to decimal numbers:
Since they cleaned up 8.2 kilograms of trash in one neighborhood and 11.5 kilograms in another neighborhood, the total trash they cleaned up was:
We know that they sent 1.25 kilograms to be recycled. Then, in order to calculate how many kilograms of trash they threw away, we must subtract the total kilograms of trash they cleaned up and the kilograms they sent to be recycled.
Then:
or
Answer:
27 children
Step-by-step explanation:
So, if you add 9 +4 = 13. 13 x 3 = 39.
3 times 9 = 27
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Answer:
Answer below.
Step-by-step explanation:
1. a + 19 | 10 + (a + 9) = a + 19
10 + 9 = 19
a + 19
_____________________________
2. (C + 2/3) + 1/2 = C + 7/6
2/3 = 4/6
1/2 = 3/6
4/6 + 3/6 = 7/6
C + 7/6
______________________________________
3. 5 (4n) = 20n
5 x 4n = 20n
Answer:
33250
Step-by-step explanation:
Find 1%
100% = 19000
1% = 19000 ÷ 100 = 190
100% + 75% = 175%
175% = 190 x 175 = 33250
