Question

if a equal to 6 and b is equal to 7​

Answer 1

Answer:

pls give proper question

Answer 2

Answer:

10:12:21

Step-by-step explanation:

A:B=5:6

So,

B

A

=

6

5

A=

6

5B

......(1)

B:C=4:7

So,

C

B

=

7

4

C=

4

7B

......(2)

From (1) and (2),

A:B:C=

6

5B

:B:

4

7B

=

6

5

:1:

4

7

=10:12:21