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Mathematics 16 Online
OpenStudy (anonymous):

solve this sum

OpenStudy (anonymous):

OpenStudy (anonymous):

answer is 90 km

hartnn (hartnn):

have you tried this ? basically you just need to use speed = distance / time twice and for each traveller.

OpenStudy (anonymous):

a little bit, but i got mix up

hartnn (hartnn):

|dw:1364302028173:dw| what i have drawn is the first condition.

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