Question

Ratio of the length of the rope a to the length of rope b is 3:4. The ratii of length of rooe c to length of rope b is 7:6. If the length of the longest rope is 84 cm, then find the tital length of three ropes

Answer 1

Answer:

Step-by-step explanation:

a:b=3:4=>a=(3/4)b so b>a

c:b=7:6=>b=(6/7)c soc>b

so c=84cm

=>b=6/7*84=72cm

a=3/4*72=54cm

total length of all rope=210cm

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