Alan has 3 quarters and 7 dimes in his pocket. If he takes out a coin, puts it back in his pocket, and then takes out a coin again, what is the probability that both coins are dimes?

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1