Page 8 – Quant (Speed, Time & Distance)
Problem • Step-wise Solution • Formulas
Q1. Speed = 60 km/hr, Time = 2 hours. Find Distance.
Step 1: Use formula
Distance = Speed × Time
Step 2: Substitute values
Distance = 60 × 2
Step 3: Calculate
Distance = 120 km
Answer: 120 km
Trick: Direct formula application
Q2. Distance = 100 km, Time = 2 hours. Find Speed.
Step 1: Formula
Speed = Distance ÷ Time
Step 2: Substitute
100 ÷ 2 = 50
Answer: 50 km/hr
Trick: Divide directly
Q3. Speed = 40 km/hr, Distance = 80 km. Find Time.
Step 1: Formula
Time = Distance ÷ Speed
Step 2: Substitute
80 ÷ 40 = 2
Answer: 2 hours
Trick: Keep units same
Q4. A travels 120 km in 3 hours. Find Speed.
Step 1: Formula
Speed = Distance ÷ Time
Step 2: Solve
120 ÷ 3 = 40
Answer: 40 km/hr
Q5. A car travels at 60 km/hr for 30 minutes. Find distance.
Step 1: Convert time
30 minutes = 0.5 hours
Step 2: Apply formula
Distance = 60 × 0.5
Step 3: Solve
Distance = 30 km
Answer: 30 km
Trick: Convert minutes → hours
Important Formulas
Distance = Speed × Time
Speed = Distance ÷ Time
Time = Distance ÷ Speed
Conversion Tips
- 1 hour = 60 minutes
- Minutes → divide by 60
- Km/hr → standard unit
Shortcut Tip
Always check units before solving
Final Tip
Formula clarity = fast solving
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