1 answer:
Answer:
John:discount was57.978, he paid231.912
Sam:discountwas74.9975, he paid 224.9925
Step-by-step explanation:
28.989=10
57.978 =20 100%-20%= 231.912
29.999=10%
14.9995=5% 10%×2 + 5%=74.9975 100%-25%
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