Shakira has a balance of $202.86 in her checking account on Saturday morning. She uses her debit card to pay her cell phone bill of $80.73 over the phone. She then picks up her dry cleaning, dog food at the pet store and groceries for debits of $16.89, $35.24, and $113.92. Shakira’s bank uses a balance system of deducting highest transactions first. The bank will not return amounts up to a total of $50 in overdrafts, but they do charge a fee for each overdraft. How many overdraft fees will Shakira incur?
a. 1
b. 2
c. 3
d. 4
While out shopping for new clothes, Xaoting sees a sign for cozy socks advertised on sale for $3.50 per pair. The regular price of the socks is $5 per pair. Xaoting buys 3 pairs and notices that the socks do not ring up at the advertised sale price, so she has the cashier do a price check. If the sales tax is 8%, how much does Xaoting save by paying attention at the register?
a.
$3.66
b.
$4.50
c.
$4.86
d.
$5.70