Answers

2016-02-24T22:15:28+05:30
Okay. ......
so....???
0
plz complete question
Comment has been deleted
sorry
a poster measuring 20 cm× 16 cm is pasted on a sheet of cardboard such that there is a margin of 3.5 cm along each side of the poster. find the total area f margin and the cost of cardboard used at the rate of 1.50 sq m
2016-02-25T17:16:03+05:30
Area of the margin = outer are - inner area
outer area=
l=20cm; b=16cm
a=lb
  =20*16=320sq.cm
inner area=
l=20-(3.5+3.5) =13cm
b=16-(3.5+3.5)=9cm
a=13*9=117sq.cm

a of the margin=320-117=203sq.cm

area of the cardboard=20*16=320sq.cm
0
sorry i didnt complete
1sq.m=rs1.50 320sq.cm=0.0320sq.m
amount=0.32*1.50=rs 0.048
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