Bags of sugar come in 3 sizes. Small bag: A 225 g bag costs 88p.
Medium bag: A 550 g bag costs £2.27.
Large bag: A 1.1 kg bag costs £4.22.

Find the cost per gram for each bag of sugar.
Round your answers to 3dp.

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step-by-step explanation:

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.