Answer:
1.49714285714
Step-by-step explanation:
6/7+4/5*4/5
=6/7+0.64
=1.49714285714
Mechanical Advantage = Force by Hammer / Force by Nail = 160/40 = 4
Answer: Yes
Step-by-step explanation: To determine whether 7/3 is a rational number, remember all fractions either positive or negative are rational numbers.
Therefore, 7/3 is a rational number.