Given the frequency table, what percentage of the students in grades 9–10 like country music? round to the nearest whole percent.
band preference for school dance
rap rock country row totals
grades 9–10 40 30 55 125
grades 11–12 60 25 35 120
column totals 100 55 90 245
a. 22%
b.44%
c.55%
d.61%

b: 44%

Step-by-step explanation:

From grades 9-10 there are 55 students who like country music.

While there are 125 grades 9-10 students in total.

This gives us a percentage of (55/125) *100% = 44%

b.44%

Step-by-step explanation:

44% of the students in grades 9–10 like country music.

Round to the nearest whole percent.

(55/125)

100% = 44%

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )