Answer:
3
Step-by-step explanation:


3
Answer: The proportion of oil tankers that had spills is
or 0.329.
Step-by-step explanation:
Since we have given that
Number of tankers is drawn = 474
Number of tankers did not have spills = 318
Number of tankers have spills = 474 - 318 = 156
Proportion of oil tankers that had spills is given by

Hence, the proportion of oil tankers that had spills is
or 0.329.
Answer:

Step-by-step explanation:
Forma ordinaria
La ecuación de la parabola de manera ordinaria está dada por:
(1)
Donde:
- (h,k) es la coordenda del vértice, en nuestro caso (0,0) ya que está en el origen.
- (h,k+p) es la coordenda del foco, en nuestro caso (0,1).
Por lo tanto h = 0, k = 0 y p = 1.
Remplazando estos valores en la ecuación de la parábola, tenemos:

(2)
Forma general
La forma general de una parábola esta dada por la siquiente ecuación

Reordenando la ecuación (2) tenemos:

Espero esto te haya ayudado!
Answer:
-2
Step-by-step explanation:
i got it right
Answer:
$1800
Step-by-step explanation:
twelve months in a year 12*2=24
75*24=1800