mradvay8 mradvay8

23-09-2018
Mathematics

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THE Postage rates for sending parcels were $25 for the first 250g and $3.90 for additional 250g or part of 250g. How much did it cost to send a parcel weighting 830g?

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amiera06 amiera06

23-09-2018

830

830÷250
= 3.32

It's mean that 250 have 3 times...

Frist 250 = $25
Second 250 = $3.90
Third 250 = $3.90

830-3(250)
= 80

So, we have 80g more

80 = $3.90

Total = 25+3.90+3.90+3.90
= $36.70

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