Debit cards and credit cards look the same. however, they work very differently. which statement is true about debit cards? a)money is directly withdrawn from bank account b)interest is charged if balance is not paid each month c)the balance related to this card is how much money you owe d)you do not need enough money in your account to cover your purchase

You love to play soccer! you make a shot at the net 8 times during a game! of those 8 attempts, you score twice. what percent of the time did you score?

Acircle has a circumference of 28.36 units what is the diameter of the circle

1- is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis. 2- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis. 3- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in part b?