Tanmay has a red ribbon, which is 120 cm long. It is 12 of the length of blue ribbon Green ribbon is is the length of the green ribbon? 20 of the total length of red and blue ribbon What O 128 cm 144 cm O 192 cm 120 cm
Answers
Step-by-step explanation:
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Correct Question :- Tanmay has a red ribbon, which is 120 cm long. It is 12/20 of length of blue ribbon . Green ribbon is 3/5 of total length of red and blue ribbon. What is the the length of green ribbon ?
A) 128 cm B) 144 cm C) 192 cm D) 120 cm .
Solution :-
→ Length of red ribbon = 120 cm
now,
→ Length of red ribbon = (12/20) of Length of blue ribbon
→ 120 cm = (12/20) of Length of blue ribbon
→ Length of blue ribbon = 120 × (20/12)
→ Length of blue ribbon = 200 cm
So,
→ Total length of red and blue ribbon = 120 + 200 = 320 cm
then,
→ Length of green ribbon = (3/5) of Total length of red and blue ribbon
→ Length of green ribbon = (3/5) of 320
→ Length of green ribbon = (3/5) × 320
→ Length of green ribbon = 3 × 64
→ Length of green ribbon = 192 cm (Ans) .
Therefore, the Length of green ribbon is equal to (C) 192 cm .
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