Mathematics, 27.08.2020 21:01, jrsecession
HELP WILL MARK BRAINLIEST HLPPP Four people need to cross a dark river at night. They have only one torch and the river is too risky to cross without the tourch. if all people cross simultanoesly then torch light wont be sufficient. Speed of each person of crossing the river is different. cross time for each person is 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the river ?
Answers: 3
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HELP WILL MARK BRAINLIEST HLPPP Four people need to cross a dark river at night. They have only one...
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