Dimensions 4142

The area is 5m x 59dm. How many boards will it need if one board has 30cm x 37 cm dimensions?

Correct answer:

n =  266

Step-by-step explanation:

a=5 m b=59 dm m=59:10  m=5.9 m c=30 cm m=30:100  m=0.3 m d=37 cm m=37:100  m=0.37 m  S1=a b=5 5.9=259=2921=29.5 m2 S2=c d=0.3 0.37=1000111=0.111 m2  n=S1/S2=29.5/0.111=266



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