Step-by-step explanation:
<u>5 teachers for every 115 students </u>
- 1 teacher for every 115/5 = 23 students
<u>3 tutors for every 27 students</u>
- 1 tutor for every 27/3 = 9 students
<u>If there are 90 students, then number of tutors:</u>
Price decrease = 14.3% of $52,000 = 0.143*$52,000 = $7,436
Price of next model = $52,000-$7,436 = $44,564
Answer:
x²+11x+30
Step-by-step explanation:
for this question, all we need to do is multiply (x+5) by (x+6)
we can use the distributive property.
(x+5)(x+6)
x² + 5x + 6x + 30
x² + 11x + 30