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25th January Laskar exam memory based General awareness- I STUDY CENTRE-Visakhapatnam
1.Whose birthday is celebrated as National Sports Day in India?
Answer:
Major Dhyan Chand’s birthday (29 August)
2.In which sport did India win the maximum number of medals at the Paris Olympics 2024?
A) Athletics
B) Hockey
C) Shooting
D) Wrestling
Correct Answer: C) Shooting
3.Which currency is used for domestic transactions with India’s neighbouring countries Nepal and Bhutan?
A) US Dollar
B) Euro
C) Indian Rupee
D) Pound Sterling
Correct Answer: C) Indian Rupee
4.Which Indian state is called the “Green Energy State”?
A) Kerala
B) Himachal Pradesh
C) Gujarat
D) Maharashtra
Correct Answer: B) Himachal Pradesh
5.The MILAN naval exercise (MILAN 2024) was organized by which country?
A) United States
B) India
C) Japan
D) Australia
Correct Answer: B) India
6.Who was the first Vice President of India?
A) Dr. Rajendra Prasad
B) Dr. Sarvepalli Radhakrishnan
C) Dr. Zakir Husain
D) Smt. Sarojini Naidu
Ans.Dr. Sarvepalli Radhakrishnan
7.What is the main aim of Mission LiFE 2.0?
A) Woman safety
B) Protect the environment
C) Food
D) Entertainment
Correct Answer: B) Protect the environment
8.Which is the largest state in India by area?
A) Maharashtra
B) Madhya Pradesh
C) Rajasthan
D) Uttar Pradesh
Correct Answer: C) Rajasthan
3 732
25th January Laskar exam aptitude memory based qualifications- I STUDY CENTRE- Visakhapatnam.
✅ 1. Number Series
Series: 2, 6, 12, 20, ?
A. 26
B. 28
C. 30
D. 32
✔ Answer: C. 30
Explanation:
2 = 1×2
6 = 2×3
12 = 3×4
20 = 4×5
Next = 5×6 = 30
⸻
✅ 2. Percentage
If 25% of a number is 40, find the number.
A. 100
B. 120
C. 140
D. 160
✔ Answer: D. 160
Explanation:
25% = 1/4
Number = 40 × 4 = 160
⸻
✅ 3. Alphabet Coding
S-H-I-P = 19-8-9-16
B-O-A-T = ?
A. 2-14-1-20
B. 2-15-1-19
C. 3-15-1-20
D. 2-15-1-20
✔ Answer: D. 2-15-1-20
Explanation:
A=1, B=2, O=15, T=20
⸻
✅ 4. Ratio
If a:b = 3:5 and b:c = 10:12, find a:c.
A. 1:2
B. 3:4
C. 2:3
D. 5:6
✔ Answer: A. 1:2
Explanation:
a:b = 3:5 → multiply by 2 → 6:10
b:c = 10:12
So a:c = 6:12 = 1:2
⸻
✅ 5. Simplification
48 ÷ 6 × 3 − 5 = ?
A. 19
B. 21
C. 23
D. 17
✔ Answer: A. 19
Explanation:
48 ÷ 6 = 8
8 × 3 = 24
24 − 5 = 19
⸻
✅ 6. Time & Seconds
Every 5 hours → 300 seconds extra.
In 24 hours, how many seconds extra?
A. 1200
B. 1440
C. 1500
D. 1600
✔ Answer: B. 1440
Explanation:
24 ÷ 5 = 4.8
4.8 × 300 = 1440 seconds
⸻
✅ 7. Profit Percentage
Cost price = ₹800, Selling price = ₹920. Find profit %.
A. 12%
B. 14%
C. 15%
D. 18%
✔ Answer: C. 15%
Explanation:
Profit = 920 − 800 = 120
Profit % = (120/800)×100 = 15%
⸻
✅ 8. Simple Interest
Find SI on ₹5000 at 12% per annum for 2 years.
A. ₹1000
B. ₹1100
C. ₹1200
D. ₹1300
✔ Answer: C. ₹1200
Explanation:
SI = (P×R×T)/100
= (5000×12×2)/100 = ₹1200
⸻
✅ 9. Discount
Marked price = ₹1000, Discount = 20%. Find selling price.
A. ₹750
B. ₹800
C. ₹820
D. ₹850
✔ Answer: B. ₹800
Explanation:
20% of 1000 = 200
SP = 1000 − 200 = ₹800
⸻
✅ 10. Boats & Streams
Downstream speed = 60 km in 5 h
Upstream speed = 60 km in 7 h
Find speed of boat in still water.
A. 9 km/h
B. 10 km/h
C. 11 km/h
D. 12 km/h
✔ Answer: B. 10 km/h
Explanation:
Downstream = 12 km/h
Upstream = 8.57 km/h
Still water speed = (12 + 8.57)/2 ≈ 10 km/h
⸻
✅ 11. Binary to Decimal
Convert 1011₂ into decimal.
A. 9
B. 10
C. 11
D. 12
✔ Answer: C. 11
Explanation:
1×8 + 0×4 + 1×2 + 1×1 = 11
⸻
✅ 12. Ratio Algebra
If 3x : 2y = ?, find x : y.
A. 3:2
B. 2:3
C. 1:2
D. 4:5
✔ Answer: B. 2:3
Explanation:
3x = 2y → x/y = 2/3
So x:y = 2:3
⸻
✅ 13. Algebraic Identity
12² − 8² = ?
A. 64
B. 80
C. 96
D. 144
✔ Answer: B. 80
Explanation:
a² − b² = (a+b)(a−b)
= 20 × 4 = 80
⸻
✅ 14. Mixture
40 litres mixture, water = 25%.
15 litres water added. Find new % of water.
A. 40%
B. 42.5%
C. 45.45%
D. 50%
✔ Answer: C. 45.45%
Explanation:
Water = 10 L
New water = 25 L
Total = 55 L
% = (25/55)×100 = 45.45%
⸻
✅ 15. Time & Work
A = 12 days, B = 18 days. Together?
A. 6 days
B. 7 days
C. 7.2 days
D. 8 days
✔ Answer: C. 7.2 days
Explanation:
1/12 + 1/18 = 5/36
Time = 36/5 = 7.2 days
⸻
✅ 16. Combination
What is the number of ways to pick 2 items from 5 items?
A. 8
B. 10
C. 12
D. 15
✔ Answer: B. 10
Explanation:
5C2 = (5×4)/(2×1) = 10
⸻
✅ 17. Speed & Distance
Speed = 72 km/h, Time = 2.5 h. Find distance.
A. 150 km
B. 160 km
C. 170 km
D. 180 km
✔ Answer: D. 180 km
Explanation:
Distance = Speed × Time
= 72 × 2.5 = 180 km
