*2 मी लांब ,1मी रुंद व 1 मी उंच इष्टिकाचिती आकाराच्या लाकडी पेटीला संपूर्ण रंग देण्यासाठी 40 रु.चौमी दराने किती रंगखर्च येईल?*<br /><br />1️⃣ 400 रु.<br />2️⃣ 800 रु.<br />3️⃣ 240 रु.<br />4️⃣ 480 रु.
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Step-by-step explanation:
l=2m,b=1m,h=1m. total area=2(lb+bh+hl). =2[(2*1)+(1*1)+(1*2)]. =2*(5). total area=10m^2. rate to colour whole area=10*40=400 rs.
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Answer:
800-400=400+40=440-240=200
480-200=280/2=140
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