Question

Express the following as indicated. (1) 5 cm (in and km)​

Answer 1

1cm=0.4in

5cm

• 5(0.4)
• 2in(Approx)

Exactly one cm is 3.39 .. in so answer will come around 1.96 which is almost 2

#2

1cm=0.00001km

5cm

• 0.00005km

Answer 2

Convert in to cm and km to cm:

• 1 in = 2.54 cm ⇒ 1 cm = 1/2.54 in ⇒ 5 cm = 5/2.54 in ≈ 1.9685 in
• 1 km = 100000 cm ⇒ 1 cm = 0.00001 km ⇒ 5 cm = 0.00005 km