The statement on the bottom left is correct. (6 students studied for 20 to 24 hours)
Answer:
40
Step-by-step explanation:
IT has doubled in size twice 75 =20 +75 =40 = 150 minutes.
Answer:
81
Step-by-step explanation:
13 * 6 is 78
78 + 3 is 81
~hope this helps~