Answer:
A simple machine is the lever, wheel, pulley, inclined plane, wedge and the screw.
And a mechanism is steering mechanism in cars or the winding mechanism of a watch.
Step-by-step explanation:
There were 42 people at the conference
Answer:
I believe the red one is the first image then the blue then the green because they show the prime sign
Step-by-step explanation:
The 3 in 350 is in the hundreds place. the 3 in 403 is in the ones place
