A) A pack of 8 batteries cost £3.99 how much dose each battry cost? ( give your answer in penny ?) ________________________________B) A pack of 6 batteries of the same type costs 2.79. By calculating the price of the battery determine if this is a better value. You must show your working out?

£3.99 divided by 8 is £0.49875
Which, changed into pence and rounded up, is 50p.

£2.79 divided by 6 is £0.465
Which, changed into pence and rounded up is 47p.

50p is bigger than 47p

50 subtract 47 is 3p

The second one has the better value for money as it costs 3p less per battery.

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divyamadaan8054 divyamadaan8054 · Answer 2 · 2021-10-30T11:07:14+02:00

(A) cost of each battery is [tex]49 \;\rm{penny}\\[/tex].

(B) cost of each battery is [tex]\£\;0.465[/tex].

Given: Cost of a pack of [tex]8[/tex] batteries is [tex]\£\; 3.99[/tex].

According to question,

(A) Cost of each battery can be calculated as [tex]\£\;\frac{3.99}{8}=\£\;0.49875[/tex].

As we know that,

[tex]\£\;1=100 \;\rm{penny}\\\£\;0.49=49 \;\rm{penny}\\[/tex]

(B) costs of a pack of [tex]6[/tex] batteries is [tex]\£\; 2.79[/tex].

Cost of each battery can be calculated as [tex]\£\;\frac{2.79}{6}=\£\;0.465[/tex].

Therefore, (A) cost of each battery is [tex]49 \;\rm{penny}\\[/tex].

(B) cost of each battery is [tex]\£\;0.465[/tex].

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