Question

By walking for 30 minutes in the morning , Namita covers in two kilometres. (a) How much distance will she covers in 20 minutes by walking at the same pace?​

Answer 1

30 minutes=2kms

20 minutes =. .?

Unitary method

30/20=2/x

Cross multiplication

30x=40

x=4/3kms=1.3kms

Answer 2

Answer:

1.33km

Step-by-step explanation:

2km=2000km

let namita cover x distance in 30min

30min=2km

20m=x

30/20 = 2/x

cross multiplication

30x=20*2

30x=40

x=40/30

x=4/3= 1.33km

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