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Mathematics 7 Online
OpenStudy (anonymous):

Justin rode his bicycle 2.1 miles a day for 19 days straight. How many miles did Justin ride altogether during the 19-day stretch? a 42 b 39.9 c 20.9 d 58.9

OpenStudy (anonymous):

@EmoCookieMonster

OpenStudy (anonymous):

B) 39.9. explanation; 2.1x19=39.9

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