Aconsumer charges a $46.92 purchase on a credit card. the card has a daily interest rate of 0.039%. if the consumer pays off the balance at the end of 30 days, how much in interest will be paid for the purchase?
a.
$0.06
b.
$0.18
c.
$0.55
d.
$5.49

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?