a verandah of widht 1.2m is constructed all along outside a room which is 5.5m long and 4.2m wide. Find: (a) the area of verendah (b) the cost of cementing the floor of the verandah at 160 per square metre
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Answered by
1
l of verandah=5.5+2.4=7.9m
b of verandah=4.2+2.4=6.6m
area=7.9×6.6
area of room=5.5×4.2
area of verandah=area-area of room
cost of cementing =area of verandah×160
b of verandah=4.2+2.4=6.6m
area=7.9×6.6
area of room=5.5×4.2
area of verandah=area-area of room
cost of cementing =area of verandah×160
Answered by
2
Hi..
Length=5.5m
Breadth=4.2
Area=l*b
=4.2*5.5
=23.1
Length
5.5+1.2+1.2=7.9
Breadth
4.2+1.2+1.2=6.6
A)
Area6.6*7.9
=52.14
23.1 – 53.14=29.04
B)
Cost=29.04*160
=4646.4
I hope it will help u
Length=5.5m
Breadth=4.2
Area=l*b
=4.2*5.5
=23.1
Length
5.5+1.2+1.2=7.9
Breadth
4.2+1.2+1.2=6.6
A)
Area6.6*7.9
=52.14
23.1 – 53.14=29.04
B)
Cost=29.04*160
=4646.4
I hope it will help u
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