15 cylindrical pillars of a building are to be painted and the diameter and height of each pillar is 48cm and 7m respectively. find the cost of painting if the rate of painting is rs. 2 per meter. (subject: maths, chapter: mensuration)
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Answer:
224.4
Step-by-step explanation:
1m=100cm
48cm=0.48m
7m+0.48m=7.48m
7.48*2=14.96
14.96*15=224.4
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