3 years ago

Jonny can build 3 1/2 lego planes in 60 minutes. How many can he build in 40 minutes

Mathematics

1 answer:

NeX [460]3 years ago

8 0

Answer:

2.3lego

Step-by-step explanation:

We can walk through this problem using the cross multiplication method

First 3 1/2 lego is same as 3.5lego

Hence If

Johnny builds 3.5lego in 60min

He can build xlego in 40min

Crosss multiplying we have

Xlego *60= 3.5*40

Xlego= 140/60= 2.3lego

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