Posted by brandon on Thursday, November 10, 2011 at 7:18pm.
a ratio of 2:3:4 indicates 2+3+4=9 total parts.
Divide 36 into nine parts, making 4 students in each part. Multiply 4 by the ratios:
8:12:16
add those up and you have 36 in all.
Thank you Steve
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