List the three types of cards that let you access megabyte money

The standard debit cards (key cards and cash cards), Visa or Master debit cards, and disposable credit cards are the three types of the cards which can be used to get access to megabyte money. The first ones are for EFTPOS, second ones are attached to a bank account and can not be used as a credit card, and the third ones are preloaded with cash. 

the image of (6, 9) under a dilation is (4, 6). the scale factor is

b. 2/3

B-simple yes/no questions