Answer: The correct option is (A) 80.
Step-by-step explanation: Given that students were asked in a survey if they like peanuts, cashews, walnuts or pecans the most and the results are shown in the bar graph.
We are to find the total number of students that participated in the survey.
From the bar graph, we note that
Number of students who like Peanuts = 15,
number of students who like Cashews = 30,
number of students who like Walnuts = 10
and
number of students who like Pecans = 25.
Therefore, the total number of students that participated in the survey is
Thus, altogether, 80 students participated in the survey.
Option (A) is CORRECT.
Answer:
Step-by-step explanation:
The given vector is represented by (2,-1).
This can be represented in general form as (x,y) where x=2 and y=-1.
Magnitude of the vector represented as (x,y) is given by
Evaluating for the given values of x and y,
Length of the vector is
