In year 13, the scientist will put tree wrap around tree 1 to protect it from the winter snow. the height of the tree wrap needs to be 45 inches.
the wrap is priced by the square foot. to the nearest square foot, how many square feet of wrap does she need?

Ernest is purchasing a $175,000 home with a 30-year mortgage. he will make a $15,000 down payment. use the table below to find his monthly pmi payment.

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36