Mathematics, 17.08.2021 16:20 ashanti0411

Three girls, Laura, Tammy, and Jeri, can wash the family cars, clean the pool, and mow the lawn in one hour and 20 minutes. If Jeri did all the work, she would take twice as long as Tammy and 2 hours longer than Laura. How long would Tammy take to do the job alone

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Three girls, Laura, Tammy, and Jeri, can wash the family cars, clean the pool, and mow the lawn in o...