The unit price of Brand A pencil is 0.312 and unit price of Brand B pencil is 0.356. Brand A pencil is better to buy based on unit price
Solution:
Given that
Brand A has packed 24 pencils for 7.49
Brand B has packed 28 pencils for 9.97
Need to find the unit price of pencil for each brand.
For Brand A, price of 24 pencils = 7.49
So price of 1 pencil of brand A

For Brand B, price of 28 pencils = 9.97
So price of 1 pencil of brand B

As price if 1 pencil of brand A that is 0.312 is cheaper than 1 pencil of brand B that is 0.356
Hence good deal is to buy Brand A pencil