Diminishing/increasing returns

Question 1

increasing marginal returns

Answer 1

where an additional unit of a variable factor will yield an increase in marginal output

Question 2

diminishing marginal returns

Answer 2

where an additional unit of a variable factor will yield a decrease in marginal output

Question 3

relationship between marginal and average returns:
when marginal>average

Answer 3

the average rises

Question 4

relationship between marginal and average returns:
when marginal<average

Answer 4

the average falls

Question 5

relationship between marginal and average returns:
when marginal=average

Answer 5

the average is constant points (turning point- diminishing average returns sets in)