If 40 can each make 3 toys per hour and 20% of those toys are trains, how many toy trains are there?

1 Answer
Jim G.
Dec 13, 2016

#24" trains"#

Explanation:

#"Total number of toys made" =40xx3=120#

We now require to find 20% of 120

#20/100xx120/1=20/cancel(100)^5xxcancel(120)^6/1larr" cancel using 20"#

#=cancel(20)^4/cancel(5)^1=6/1larr" cancel using 5"#

#"Number of trains made "=4xx6=24#

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