Mathematics, 05.05.2020 03:56, Angela122
John and Mary leave their house at the same time and drive in opposite directions. John drives at 70 mi/h and travels 35 mi farther than Mary, who drives at 40 mi/h. Mary's trip takes 15 min longer than John's. For what length of time does each of them drive?
Answers: 1
Mathematics, 21.06.2019 16:30, Huvch7255
International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?
Answers: 2
Mathematics, 21.06.2019 17:30, nurmukhammada
Can someone me with this problem i don't understand i need
Answers: 2
John and Mary leave their house at the same time and drive in opposite directions. John drives at 70...
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