Question

Express 30cm
as per cent of 2m40cm​

Answer 1

Answer:

12.5%

Step-by-step explanation:

given length=30cm

Total length=2m40cm

Total length in cm=240cm

percentage =(given length/total length )×100

-->(30/240)×100=(1/8)×100=100/8

-->12.5 %

Answer 2

Answer:

12.5%

Step-by-step explanation:

given length=30cm

total length=2m40cm

=2(100)+40 cm

=240cm

so, the percentage=(given length/total length)×100

=(30/240)×100

=(1/8)×100

=100/8

=12.5

Hope it will make you a good student

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