SOLUTION: Each bag contains 8 red marbles and 11 blue marbles. If there are 4 bags, what is the ratio in lowest terms: a. Of red marbles to blue marbles? b. Of blue marbles to red marbles

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Each bag contains 8 red marbles and 11 blue marbles. If there are 4 bags, what is the ratio in lowest terms: a. Of red marbles to blue marbles? b. Of blue marbles to red marbles      Log On


   

Question 254346: Each bag contains 8 red marbles and 11 blue marbles. If there are 4 bags, what is the ratio in lowest terms:
a. Of red marbles to blue marbles?
b. Of blue marbles to red marbles?
c. Of red marbles to total marbles?
d. Of bags to marbles?
Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
total red marbles are 4 * 8 = 32
total blue marbles are 4 * 11 = 44

a.

ratio of red marbles to blue marblesis 32/44 which is the same as 8/11.

note:

8/11 and 8:11 mean the same thing.
/ is the division sign.
: is the ratio sign.

a fraction is the ratio of the numerator to the denominator.

b.

ratio of blue marbles to red marbles is 44/32 which is the same as 11/8.

c.

ratio of red marbles to total marbles is 32/(44+32) = 32/76.

this is the same as 8/19.

d.

ratio of bags to marbles is 4/76 which is the same as 1/19.