Mary wanted to know the amount of time 7th grade students spend on homework each week, so she surveyed
20 students at random. The results are shown below.
X
Х
х
х
X
х
х
х
х
х
х
х
Х
х
X
х
Х
Х
х
х
1 2
3
4
5 6
There are 164 students in the 7th grade. Predict how many 7th
grade students spend 5 hours on homework in a week.

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.