Question

If in a bar graph 1 cm represents 20 km, then the length of bar needed to represent 50 km is what?​

Answer 1

Answer:

1 = 20cm

then 2.5×2=50cm

so ans 2.5cm

Answer 2

Answer:

2.5 cm

Step-by-step explanation:

1 cm = 20 km

2 cm = 40 km

2.5 cm = 50 km

Reason — { If one cm is equal to 20 km, then 0.5 cm is equal to 10km, if 2 cm is equal 40km then 2.5 cm is equal to 50km. }