Calvin invested $350 into a savings bond that earned 4.5% interest each month. At the same time, he also began saving money in a savings account. The value of the savings account is represented by f(x) = 3,000 + 25x, where x represents the number of months since the account was opened. At the end of how many months did the value of the savings bond first begin to exceed the value of the savings account?

The graph shows the prices of different numbers of bushels of corn at a store in the current year. the table shows the prices of different numbers of bushels of corn at the same store in the previous year. previous year number of bushels price of corn (dollars) 2 10 4 20 6 30 8 40 part a: describe in words how you can find the rate of change of a bushel of corn in the current year, and find the value. part b: how many dollars more is the price of a bushel of corn in the current year than the price of a bushel of corn in the previous year? show your work.

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

I’m still confused on how to work the percentages