How is a debit card similar to an atm card?
a. each is only available to adults 18 and older.
b. any one person can only have one of each at a time.
c. both can be used to withdraw money from atms.
d. both can be used to make purchases online.

C. 

we know this, because..

a.X - you don't have to be 18+ to get a saving account,

b.X - you're able to get more than one debit or ATM card at a time

d. X - you cannot make purchases online with an ATM card

That leaves us with C in which you are able to use both a debit card & an 

ATM card at an ATM.

costs the what? what is the cost of the pants?

step-by-step explanation:

if it is $10, then the price is 14.

take 40% of the cost, and then add the cost.

40% of 10 = 4

4+10 = 14.