maths

uwacla · Post by **uwacla** » Thu Sep 24, 2009 11:05 pm

There are 20 classrooms with 12 rooms having disable access. What percentage of the rooms have disable access? Please I need help in solving this question.

when the process will end · Thu Sep 24, 2009 11:12 pm

(12/20)*100 = 60%.

yoyo123 · Post by **yoyo123** » Thu Sep 24, 2009 11:19 pm

12/20

to make this a percentage we need to know how many hundredths this is.

to find equivalent fraction ..

need to multiply 20 by 5 to make it hundredths, so need to multiply top by 5 too

12/20 = 60/100 = 60%

(that was the step by step version of the answer above)

moved · Post by **moved** » Fri Sep 25, 2009 1:18 am

Always love your explanations yoyo