Answer:
x = 12
Step-by-step explanation:
Step 1: Write quadratic
x² - 24x + 144 = 0
Step 2: Factor
(x - 12)(x - 12) = 0
Step 3: Find roots
x - 12 = 0
x = 12
Answer:
The expected number of admissions for the fall semester is approximately 1248 students.
Step-by-step explanation:
We are given the following information in the question:
Number of Students: 1,060 1,400 1,540
Probability: 0.61 0.11 0.3
Formula:

Expected number of admissions for the fall semester =

Hence, the expected number of admissions for the fall semester is approximately 1,248 students.
Answer:
4 plants
Step-by-step explanation:
If betty has $33 dollars and each plant is $8, than 33/8 ≈ 4
(8 * 4 is 32)
She will have one dollar left but she can't buy another plant since that's not enough.
Answer:
125.0272
Step-by-step explanation:
7 (1.14)^22
Each hour it grows 14%. This means after 1 hour, it has grown 7*1.14. After two hours 7*1.14 (1.14) or 7*(1.14)^2, etc so after 22 hours use equation above to solve.