Math. Proportions
posted by Marko on .
Can u check these. ?
What percent of 230 is 23?
I got : 28.75% is this. Right?
80% of what number is 15?
I got : 18.75% is that right?
Word problem
A school holds classes from 8a to 2p
For what percent of a 24hr day does this School hold class? I got 25%
BasedEd on the census 2000 Arizona gained 2 seats in the us house of representativeseats. . Arizona had 6 seats. What percent of the representatives from Arizona was gained in 2000?
I don't know how to answer got stuck
You have a paper route with 40 % customers. What percent route have you completed when you have delivered 28 papers?
I got 70%

Your first answer is wrong. 23/230 = ?
The second and third answers are right.
Fourth: 2/ 6 = ?
Your last question doesn't make sense. 
wrong
right
right
percent = change/original * 100=2/6 * 100
28/40=.7 or 70percent, right 
1. Should be 10%
4. 33.3%
#5 should say. You have a paper route with 40 Customers. What percent. Of the paper route have you completed when you have delivered 28 papers. ? I got. 70% 
Now your answers are right.

Thanks a lot !

You're welcome.