Page 2 – Quant (Percentage)
Problem • Step-wise Solution • Tricks
Q1. Find 25% of 800
Step 1: Convert percentage
25% = 25/100 = 1/4
Step 2: Apply fraction
800 ÷ 4 = 200
Answer: 200
Trick: 25% = divide by 4
Q2. Find 20% of 500
Step 1: Convert percentage
20% = 1/5
Step 2: Apply fraction
500 ÷ 5 = 100
Answer: 100
Trick: 20% = divide by 5
Q3. Find 10% of 350
Step 1: 10% means divide by 10
Step 2: 350 ÷ 10 = 35
Answer: 35
Trick: Move decimal one step left
Q4. Find 50% of 240
Step 1: Convert percentage
50% = 1/2
Step 2: Apply fraction
240 ÷ 2 = 120
Answer: 120
Trick: 50% = half
Q5. Find 75% of 400
Step 1: Convert percentage
75% = 3/4
Step 2: Apply fraction
400 ÷ 4 = 100 → 100 × 3 = 300
Answer: 300
Trick: 75% = 3/4
Q6. Find 30% of 250
Step 1: Convert percentage
30% = 30/100
Step 2: Multiply
(250 × 30) ÷ 100 = 75
Answer: 75
Trick: Cancel zeros before multiplying
Quick Formula
Percentage = (Value / Total) × 100
Shortcut Table
- 10% = divide by 10
- 20% = divide by 5
- 25% = divide by 4
- 50% = divide by 2
- 75% = multiply by 3/4
Final Tip
Convert percentage into fraction → fastest method
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