Answer:
9 minutes
Step-by-step explanation:
60=15+5t
45=5t : subtract 15 from both sides
9=t : divide by 5 for both side
Answer:
3 students got a perfect score.
Step-by-step explanation:
Total number of students in Mrs. Grape's class = 90
Number of students who earned an A = 3/10 of 90
= 
= 27 students
Out of 27 students the number of students who got perfect score
= 
= 3 students
3 students got a perfect score.
Answer:
$1.60 per paper
Step-by-step explanation:
$1600/ 1000= $1.60 per paper
So in 10 years, the population will double.
8 years is just before doubling to 6800.
If you consider 10 years to be 100% of the doubling time, 8 years is 80%.
And 80 as a decimal is 80/100 = 0.8
So the answer is 0.8 * 6800, simplify.
Answer:
36 ft, 9 in
Step-by-step explanation:
45 divided by 12 = 36 feet and 9 inches
