Posted by CeCe on Tuesday, November 5, 2013 at 5:22pm.
A store gave away a $5 gift card to every sixth customer and a $10 gift card to every tenth customer.Which customer would be the first one to receive both a $5 and a $10 gift card?please help

math  Ms. Sue, Tuesday, November 5, 2013 at 5:24pm
Multiples of 10:
10, 20, 30, 40
Multiples of 6:
6, 12, 18, 24, 30, 36, 42

math  Anonymous, Monday, September 15, 2014 at 8:22pm
30

math  Ann, Sunday, November 8, 2015 at 6:02pm
Customer number 1

math  Ann, Sunday, November 8, 2015 at 6:03pm
Customer number 2

math  Anonymous, Friday, October 21, 2016 at 2:50pm
how do you do this problem
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