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Mathematics 18 Online
OpenStudy (anonymous):

Debbie has a pack of cards numbered from 1 to 20 She picks four different number cards. Exactly three of the four numbers are multiples of 5 Exactly three of the four numbers are even numbers. All four of the numbers add up to less than 40 Write what the numbers could be

OpenStudy (kinggeorge):

From the first statement, we know that she picked three of 5, 10, 15, 20. Also, she picked three even numbers. From this, we can see that she must have chosen 10 and 20. In addition, she chose either 5, or 15, and an even card. Now, the 4 numbers sum to less than 40. So she can't have picked 15, or it would have been more than 40. So she chose 5, 10, 20 and an even number less than 5. Options: 2, 5, 10, 20 4, 5, 10, 20

OpenStudy (anonymous):

any1

OpenStudy (anonymous):

TJNX UR A GENIUS XXXXXXXXXXXXXXXXX

OpenStudy (kinggeorge):

You're welcome.

OpenStudy (anonymous):

x

OpenStudy (anonymous):

what is a sloution?

OpenStudy (anonymous):

is there any answers more?

OpenStudy (anonymous):

nopw

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