toolazytobehuman
30.10.2020 •
Mathematics
Last Halloween, there were 4 trick-or-treating kids for every adult on my block. If there were 30 TOTAL people on my block, how many were adults?
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Ответ:
6 adults
Step-by-step
4=1a/ 4+1=5
4=1a/4+1=5
4=1a/4+1=5
4=1a/4+1=5
4=1a/4+1=5
4=1a/4+1=5
5+5+5+5+5+5=30
so there was 6 adults
Ответ:
10. 3.75 cm
Step-by-step explanation:
10. (5x-5)/56=(3x-5)/32
x=1.75
AC=5x-5
=5*1.75-5
=3.75 cm
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