15 cards = 9$
1 card = (9/15)$
12 cards = 9/15 * 12
= 108/15
= 7.2$
Answer: The answer is 10.5
Step-by-step explanation: for subtracting the answer is 1.5 and for multplying its 39.375 and last for division its 0.51428571428 *lol*
Have a wonderful day! ^-^
Answer:
i would say its b
Step-by-step explanation:
