The vertex of a parabola is its highest or lowest point. Here, it is the lowest point, which happens right at the bottom of the U-shape—at (1, –4). Therefore, the answer is C.
Suppose there are 19x students, 1x teachers
19x+1x=400
20x=400
x=20
there are 20 teachers and 380 students.
Answer:
The total amount of gross profit is 1,490,400
Step-by-step explanation:
1242000 x 1.20 =1,490,400
Hope I helped :)
Yessssssss it workssssss.