Answer:
23 cards.
Step-by-step explanation:
After Monday, Esteban has 12 cards.
After Tuesday, Esteban has 12 + 24 = 36 cards.
He gave to his sister x cards.
36 - x = 13
36 = 13 + x
23 = x
Answer: 19/6
Step-by-step explanation:
Answer:
0.5, 0.25, 0.125
Step-by-step explanation:
the numbers half every time
<span>radius=1/2 diameter
are=radius^2*3.14
Hope I helped, and good luck!</span>
Answer:
20 seconds
Step-by-step explanation:
i think this is right