21 students because if 6 represents 30% u add 6 two more time which equals 18 and 90% then u add 3 more because it is half of 6. when u add 3 more u will get 21 and 100%
What is the slope of y = - x + 7







m= (-1)
which is equal to the slope of the equation .

A
Mark brainliest please
Hope this helps you
Answer:
11.64
Step-by-step explanation:
100%-> 48
15%-> 7.20
6.25%-> 3
48+7.20+3=58.20
58.20÷5=11.64
Answer:The correct answer is A
Step-by-step explanation: just trust me