Question

Tick the correct answers.
1. A machine used to clean the tracks is
a. Track cleaning machine c. Escalator cleaning machine
b. Dust cleaning machine d. Rail cleaning machine
2. A machine used for quick, easy and deep cleaning of escalators is
known as
a. Gutter cleaning robot c. Escalator cleaning machine
b. Track cleaning robot
d. Dust cleaning Robot​

Answer 1

Answer:

1. (a) 2.(c) this is the answer of the question

Answer 2

Answer:

1 . Track cleaning machine

2. Dust cleaning Robot