Which ecosystem was Marie most likely exploring? A. tropical savanna
B. tropical rainforest
C. deciduous forest
D. highlands

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

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.