A welder earns $28.10 an hour and his overtime rate is time and a half. His regular work week is 40 hours. If he in one week he earned $1376.90. a) How much did he earn at the regular rate of pay?
b) What were his overtime earnings?
c) How many hours did he work overtime?

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.