Question

if 6 oil tankers can be filled by a pipe in 4 and a half hours how long does the pipe take to fill 4 such oil tankers​

Answer 1

Time taken to fill 1 oil tanker = 4.5/6

Time taken to fill 4 oil tanker = 4.5×4/6

= 18/6

= 3hr

Answer 2

Answer:

3 hour

Step-by-step explanation:

6 oil tankers can fill in 4.5 hours then

1 oil tankers can fiil in 4.5/6

4oil tankers can fill in 4.5/6 x 4 = 18/6 = 3

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