4 out of the 10 employees at the sports shop are part-time employees. What percentage of the employees at the sports shop work part-time?
Write your answer using a percent sign (%).

a

step-by-step explanation:

the answer is a

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed

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.

the answer to this is a. a^2 + b^2 = c^2