Answer:
"statement 1: The number of boys at the school is of the number of girls." is true.
Step-by-step explanation:
Given:
Ratio of Number of boys to the number of girls = 4 : 5
Total number of students = 270
To find:
Number of boys in terms of number of girls = ?
Solution:
As per given statement,
Let, Number of boys =
Let, Number of girls =
Total number of students = Number of boys + Number of girls = 270
Therefore, number of boys = 4 30 = 120
And, number of girls = 5 30 = 150
As per Statement 1:
Finding of the number of girls:
= Number of boys.
Finding of the total number of students:
= Number of boys.
Number of boys is equal to of total number of students.
So, "statement 1: The number of boys at the school is of the number of girls." is true.
Answer:
x = 2.5
Step-by-step explanation:
The arc length x is calculated as
x = circumference of circle × fraction of circle
= 2πr × ( cancel 2π on numerator/ denominator )
x = 1 × 2.5 = 2.5
Answer:
<em>Hi there!</em>
<u><em>For 1. it should be answer b</em></u>
<u><em>For 2. it would be answer c</em></u>
<u><em>For 3. it is answer a</em></u>
<em>Hope I Helped!</em>
Answer:
use the pythagoras theorem
Step-by-step explanation:
The correct answer is 140 because the mean, average, number from July per day represents how many people would have visited each day if they were all even.
If there were 20 more people each day in August, the mean would be 140. This would represent how many people visited each day.