Answer:
Blue pens: 30%
Black pens: 44.8%
Pencils: 25.2%
400 people: 280 people
Step-by-step explanation:
Begin by adding up everyone:
75+112+63= 250
Percentage of blue pens:
75/250= 30.0%
Percentage of black pens:
112/250= 44.8%
Percentage of pencils:
63/250= 25.2%
400 people:
280 people
Answer:
84
Step-by-step explanation:
p^2-r^2= 10^2-(-4)^2
100-16=84
Area = area of the square in the center + 2 * area of the 2 quarter circles.
= 5^2 + 2 * 1/4 *3.14 * 5^2
= 25 + 39.25
= 64.3 in^2 answer
Answer:
A dot plot is similar to histogram wherein they show the frequency of data. In this kind of plot, instead of bars, dots are stacked on their corresponding bin. The bins here are the number of pets, while the dots are the students. So, the 2 dots above number 3 signifies that, there are two students with three pets. The answer is A.
Step-by-step explanation:
