A room is 10 M long 5 M broad broad and 12 m height find the cost of washing all the rupees 7 per metre square
himanshu3981:
4200rs.
r u saying the answer
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Answers
Answered by
1
Answer:
3220rs
Step-by-step explanation:
l=10m
b=5m
h=12m
so total surface area is---
2(lb+bh+lh)
=2(50+60+120)
=2x230
=460sq.m.
so,
money required=7x460
=3220 rs
Answered by
0
2lb+2bh+2hl
2×10×5+2×5×12+2×10×12
460×7
3220
2×10×5+2×5×12+2×10×12
460×7
3220
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