DAT 🧠 DAT Math Practice Question: Study Time Breakdown

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Three students were preparing for the DAT.

• The second student studied 3 more hours than the first.
• The third student studied 2 more hours than the second.
• All together, they studied for 1,200 minutes.

How many hours did the third student study?


A) 3
B) 6
C) 8
D) 9
E) 12

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✅ Answer: D


First convert minutes to hours:
1,200 ÷ 60 = 20 hours


Let X = hours the first student studied
Second student = X + 3
Third student = (X + 3) + 2 = X + 5


Total: X + (X + 3) + (X + 5) = 20
→ 3X + 8 = 20
→ 3X = 12
→ X = 4


Third student: 4 + 3 + 2 = 9 hours