Answer:
To find the minimum number of sets of knives Indigo should buy to reach at least 430 knives, you can use the following steps:
Calculate how many more knives are needed: 430 (desired number) - 269 (current number) = 161 knives needed.
Calculate how many knives are in each set: 18 knives per set.
Divide the number of knives needed by the number of knives in each set to find the minimum number of sets to buy:
161 knives needed / 18 knives per set ≈ 8.944 sets.
Since you cannot buy a fraction of a set, you will need to round up to the nearest whole number to ensure you have enough knives. In this case, you should buy at least 9 sets of knives to have a minimum of 430 knives.
Explanation:
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