Twelve boys collected 16 aluminum cans each. Fifteen girls collected 14 aluminum cans each. How many more cans did the girls col
lect than boys?
2 answers:
The girls collected 18 more cans.
you need to find the total cans collected by boys and girls. To do this you multiply 16 and 12 for the guys cans and 15 and 14 for the girls cans.
Once you have your products you subtract them and you'll get 18 :)
The girls collected 18 more than the boys
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Step-by-step explanation:
Answer:
-- Proved
Step-by-step explanation:
Given
Required
Show that
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Open the brackets
Collect Like Terms
Divide through by 4
Solving further:
Expand the expression
Factorize:
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To determine the number of possible arrangements for 6 out of 8, we should use combinations. That is
ₐC₆ = 8!/(6!2!)
Answer: b. Combination
