Divide 24 by 30 because 24 OUT OF 30 students are wearing a shirt. You will get the probability of %80 so subtract that out of %100 and you will get C, .20 or %20
Answer:
7
Step-by-step explanation:
1/2(x)=7/2
divide both sides by 1/2
x=
÷
x=
·
x=14/2=7
Answer:
27/35 is the exact answer
7/10 is an estimate
Step-by-step explanation:
4/7+2/10
Simplify the fraction
4/7+1/5
The common denominator is 35
4/7*5/5 + 1/5 *7/7
20/35 + 7/35
27/35
To estimate
4/7 is close to 1/2
2/10 is close is 1/5
1/2 + 1/5 =
5/10 + 2/10 = 7/10
Frequency describes the number of waves that pass a fixed place in a given amount of time.
The first one is a hexagon because it has 6 sides. The second figure is a heptagon because it has 7 sides.
I hope this helped!