How much fence ( in meter ) will be needed to enclose a rectangular field that is 600 cm long and 300 cm wide ?
A
72
B
144
C
240
D
None of these
Correct Answer: None of these
Wide = 300 cm = 300/100 = 3 meter Length = 600/100 cm = 6 meter So, preimeter = 2(wide + length) = 2(3 + 6) = 18 m So,18 meters will be needed to enclose a rectangular field