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Mathematics 19 Online
zarkam21:

Help pleaseeeee

zarkam21:

1 attachment
Vocaloid:

first count how many of the sums in the table are odd

zarkam21:

25?

Vocaloid:

check your counting again

zarkam21:

I count all the odd numbers right>?

Vocaloid:

yes

zarkam21:

18??

Vocaloid:

good now count the sums greater than 6 (7,8,9,10,11,12)

zarkam21:

21

Vocaloid:

good, now's the hard part count the sums that are greater than 6 AND odd (7,9,11)

zarkam21:

12

Vocaloid:

good, now we put it all together odd sums + greater than 6 sums - sums that are greater than 6 and odd

Vocaloid:

18 + 21 - 12 = 27 so 27/36 = 3/4

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