20% of length of a that police painted green 45% is painted yellow and the remaining red if the length of the pole is 18 m what length of it is painted red
Answers
Question :
20% of the length of a pole is painted green .
45% of it is painted yellow and the remaining length is painted red.
If the length of the pole is 18 m what is the length of the red colored section?
Solution :
The length of the pole is 18 m .
• 20% of the length is painted green
>> Length of green colored section = 20% of 18
>> ⅕ × 18 = 3.6 m .
• 45% of the length is painted yellow
>> Length of yellow colored section
= 45% of 18
= 18 × 0.45
= 8.1 m
Total length of the pole which is pained in green and yellow
>> 3.6m + 8.1 m
>> 11.7 m
The remaining length is painted red .
Length of the red section
>> 18m - 11.7m
>> 6.3 m
Answer : The length of the red colored section is 6.3 m
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6.3m of pole painted in Red Colour.
Explanation :
Given Data :
20% of pole is painted Green.
45% of pole is painted Yellow.
remaining part of the pole is painted Red.
Total Length of pole = 18 m
To Find :
Length of pole painted Red.
Solution :
(¡) Length of Pole painted Green :
➱ 20% of 18m
➱ ⅕ x 18
➱ 3.6m
3.6m of pole is painted Green.
(¡¡) Length of Pole painted Yellow :
➱ 45% of 18m
➱ 0.45 x 18
➱ 8.1m
8.1m of pole is painted Yellow
(¡¡¡) Length of Pole painted Red :
➱ Total Length of pole - sum of Length of Pole painted Yellow & Green
➱ 18 - (3.6 + 8.1)
➱ 18 - 11.7
➱ 6.3m
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Final Answer :
♦ 6.3m of Pole is painted Red colour.