Answer:
the formula is efficiency = output / input × 100%
To solve the problem we will simply perform equivalence between both expressions. We will proceed to place your units and develop your internal operations in case there is any. From there we will compare and look at its consistency


At the same time we have that



Therefore there is not have same units and both are not consistent and the correct answer is B.
Yes yes multiply hurry up
Answer:
Distance travelled is 7 meters and the displacement is 3 meters