A bar graph is drawn to the scale of `1 cm = r units`. The length of the bar representing a quantity `208 units` is `2.6cm.` Find r.

A bar graph is drawn to the scale of 1 cm = 2m units. The length of the bar representing a quantity of 875 units is 1.75 cm. Find m.

A bar graph is drawn to the scale of 1 cm = 2 m units. The length of the bar representing a quanti ty of 875 units is 1.75 cm. Find m .

A bar graph is drawn to the scale 1 cm = 4x units .The length of the bar represeting a quantity 1000 units is 1.25 cm . Find x