Question

please answer both quetion
step-by-step
then i will make branlist
​

Answer 1

Answer:

MARK ME AS A BRAINIEST

Step-by-step explanation:

1)1.7)

5:6and2:3

compound ratio =5/6*2/3=5/9=5:9

the answer is 5:9

2)14:9 and 1/7:1/3

compound ratio = 14/9*1/7/1/3=2/3=2:3

the answer is 2:3

2)1.8)

1.a:c is equal to 8:15.

a/b=2/3

b/c=4/5

then,

a/b*b/c=a/c=2/3*4/5=8/15

a/c=8/15

HOPE IT HELPS YOU

PLEASE MARK ME AS A BRAINIEST...…..