Homework Help: Math

Posted by Jerald on Monday, December 10, 2012 at 6:39pm.

There are 18 students in Mrs. Meek's 1st period class. Ten of those students are boys. Which of the following shows the ratio of girls to boys
A.10 to 18
B.10 to 8
C.4 to 5
D.4 to 9
C?

The Science classes at Hutson have a student count of 9 males and 15 females.The art classes have the same ratio but are smaller in size. Which of the following can represent the student count of males and females in the Art class?
A. 3 to 5
B.18 to 30
C.3 to 9
D.12 to 18
A?

Kim's target is to burn 132 calories while walking on the treadmill in the gym. She burned 1/3 of those calories in the first 4 minutes. Based on this info which of the following is a reasonable conclusion
A.Kim burned 50% of her targeted calories in 4 minutes
B.It took kim 20 minutes to burn 132 calories
C.Kim burned about 30 calories in 4 min
D.Kim burned more than 80 calories after 8 min
D?

Math - Damon, Monday, December 10, 2012 at 6:41pm
Now wait a minute. What do you think the answer to the first question is?
Hint - there are 8 girls

Try first. Ask us later.
Math - Jerald, Monday, December 10, 2012 at 6:42pm
I put C.
Math - Ms. Sue, Monday, December 10, 2012 at 6:51pm
No. Neither D nor C is the answer to the first question. Please read the question carefully.

The other two answers are right.
Math - Damon, Monday, December 10, 2012 at 6:54pm
I got C too. 8/10 = 4/5
I did not see his answers
Math - Jerald, Monday, December 10, 2012 at 6:55pm
I dont get how C is wrong. The ratio for girls to boys is 8/10 and it rounds to 4/5
math -- oops! Sorry! - Ms. Sue, Monday, December 10, 2012 at 6:57pm
Ooops! Sorry I was the one who didn't read carefully. Of course, you and Damon are correct.
Math - Jerald, Monday, December 10, 2012 at 6:59pm
Okay Thank you!

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