School A School B
Number of students
3000
4000
Number of teachers
190
380
Graduation rate
86%
90%
Budget per student
$10.500 $10,000
% of students in sports club
62%
68%
3
Number of sports medals won
9
7
SAT average
1200
1050
SAT range (max-min)
900
700

Step-by-step explanation:

the answer is (4,3)

since the rule for r0, 90º is (-y,x) and it was already applied to form the image, all you have to do is reverse the answer using this formula.

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.