Its 81 because 729 divided by 3 and divided by 3 again is 81
4.5 boxes of nails are required for finishing 2 tables
Step-by-step explanation:
Given:
3.4 boxes of nails are required for finishing 1.5 tables
Required:
How much boxes of nails would he use for finishing 2 tables
Solution:
We can solve using Unitary Method:
Nails needed to finish 1.5 tables = 3.4 boxes
Nails needed to finish 1 table = 
Nails needed to finish 2 tables = 
So, 4.5 boxes of nails are required for finishing 2 tables.
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Answer:
Charging by friction is the transfer of electrons from one uncharged object to another by rubbing.
Find the GCF (greatest common factor) which in this equation is 5. Divide both numbers by 5 and you'll get an answer of 3/8.
Answer:
Melissa needs to drive 325 miles for the two plans to cost the same
Step-by-step explanation:
<u>Plan A</u>
Initial Fee = 65
Additional cost per mile = 0.50 per mile
<u>Plan B</u>
Initial Fee = 0
Additional cost per mile = 0.70 per mile
Required
Mile both plans will cost the same
Let


So, we have:

For plan A


For plan B


So, we have:
--- plan A
--- plan B
Both plans will cost the same when




Divide by 0.20
