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Peanuts cost £6.40 per kg. Find the cost of 100 g of peanuts

Sagot :

Answer:

[tex]1 \: kg \: cost \: 6.40 \\ so \: 100kg \: cost \: 6.40 \times 100 = 640 \\1000g \: = > 1kg \\ 100g = > .1kg \\ then \: for \: .1g \: 640 \times \div 100 \times .1 = .640 \\ hank \: you[/tex]