Mark's scores on his first nine assignments were: 10, 10, 9, 9, 10, 8, 9, 10, and 8. a. What are the median and range of his scores?
b. What is his mean (average) score so far?
c. Mark did not do the tenth assignment, so he got a zero on it. Zero is an outlier for these assignments. What is his new mean?

If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?