Type the correct answer in the box. Use numerals instead of words. What is the solution of this equation?
-1n2 + 18 = 0
n = =

If an athlete can bike 6 miles in 25 minutes, how many miles will he bike in an hour and half if he continues to bike at the same rate?

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

Can someone me with this problem i don't understand i need