Mathematics, 20.07.2019 16:00 kamraaa

Eric is getting his mountain climbing cerificate. there are 63 days that eric climbs for 2 hours, there are 97 days that he climbs for 3 hours. how many more hours does eric need to climb until he earns a certificate for climbing 500 hours?

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Eric is getting his mountain climbing cerificate. there are 63 days that eric climbs for 2 hours, th...

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