Guys is the mind map great for studying mathematics?

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.