Eve is going to buy 70 pens from either shop A or shop B. Shop A: pack of 10 pens for £2.20 Shop B: pack of 5 for £1.40 buy 1 pack and get 1 half price. What is the difference in cost for all 70 pens between the two shops?
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Answer:
0.70
Step-by-step explanation:
Shop A: 2.20*7=15.40
Shop B: 7 packs with full price and seven with half
So, 1.40*7=9.80 and 9.80/2=4.90 is price of other seven
Take sum 9.80+4.90=14.70
So the difference between the two shops is
15.40-14.70=0.70
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