A store is having a sale on walnuts and chocolate chips. For 9 pounds of walnuts and 7 pounds of chocolate chips, the total cost
is $42. For 3 pounds of walnuts
and 5 pounds of chocolate chips, the total cost is $24. Find the cost for each pound of walnuts and each pound of chocolate chips.
and 5 pounds of chocolate chips, the total cost is $24. Find the cost for each pound of walnuts and each pound of chocolate chips.
1 answer:
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Answer:
£210
Step-by-step explanation:
A decrease of 30% represents 70% of the original cost.
100% represents the original cost
Divide the price by 70 to find 1% then multiply by 100 for original cost
original cost = × 100 = 2.1 × 100 = £210