Mathematics

Lorelai Horn

27 June, 03:08

Two women were complaining about their teenagers' preoccupation with clean hair. One moaned, "My four boys will use up three bottles of shampoo in two weeks." The other replied, "My five girls will use up four bottles of shampoo in three weeks." Who uses the most shampoo in a week: one of the boys or one of the girls? How much more?

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