the ratio of the red ballon to the number of yellow ballons is 9 : 4 . the ratio of the number of yellow ballon to the number of blue ballons is 12 : 7 there a
Matematika
yantipurba
Pertanyaan
the ratio of the red ballon to the number of yellow ballons is 9 : 4 . the ratio of the number of yellow ballon to the number of blue ballons is 12 : 7 there are 175 more yellow balloons than blue ballons. how manu ballons are there altogether?
1 Jawaban
-
1. Jawaban channichi
blue balloons 7/5 x 175 = 245 ballons
yellow balloons 12/5 x 175 = 420 ballons
red ballons 9/4 x 420 = 945 ballons
total of all ballons is 1610