Question

While measuring the length of a chart the reading of of the scale at one end is 4.5 and at the other end 33.1cm. Find the actual lengthof the chart in mm

Answer 1

length of chart=length at other end - length at one end
=33.1cm-4.5cm
28.6cm
1cm=10mm
so, 28.6×10mm
=286mm