Answer:
331..?
Step-by-step explanation:
262 = 2a-400
662 = 2a
331
Answer:
0.249 is the required proportion.
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 822
Number of people who preferred foreign cars over domestic, x = 205
We have to find the proportion of new car buyers who prefer foreign cars.
Formula:

Putting values, we get,

Thus, 0.249 is the proportion of the new car buyers who preferred foreign over domestic cars..
Answer:
7-b≤c
7-b≥c
Step-by-step explanation:
I am so sorry if it is wrong.... I tried
Answer:
Area=45
Step-by-step explanation:
Area=AC*BD/2=V12^2+(-9)^2*V6^2+8^2=(V144+81)*V36+64/2=V225*6/2=15*6/2=45