Answer:

Step-by-step explanation:
Sum the frequency column to find the total number of students
total = 2 + 9 + 5 + 5 + 3 = 24
number of students finished in less than 20 mins = 2 + 9 + 5 = 16
fraction of students =
= 
Answer:
Step-by-step explanation:
thats easy though:/
Answer:
She would need 42 cups of flour
Step-by-step explanation:
The second box to the left side
Answer:
$3060
Step-by-step explanation:
y = a ( 1+r)^t
y= 3000(1+0.02)^1
y=$3060