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35. 15 men can build a 500m long wall in 30 days. In how many days can 30 men build a 1.2 km long wall?

September 23, 2025 by Admin

A. 48 days

B. 24 days

C. 40 days

D. 36 days

✅ The correct answer is option D. 36 days.
No. of days is

directly proportional to the length of the wall and

inversely proportional to the number of men No. of days = (1200/500)*(15/30)*30 = 36 days

1. The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 80 kmph. Find the speed of the boat in still water and the speed of the stream?

September 23, 2025 by Admin

A. 70, 10 kmph

B. 35, 27 kmph

C. 50, 60 kmph

D. 45, 55 kmph

✅ The correct answer is option A. 70, 10 kmph.

1. The diagonal of a square is 4√2cm. The diagonal is another square whose area is double that of the first square is__________?

September 23, 2025 by Admin

A. 8cm

B. 8√2cm

C. 16cm

D. 4√2cm

✅ The correct answer is option A. 8cm.

29. A delegation of 5 members has to be formed from 3 ladies and 5 gentlemen. In how many ways the delegation can be formed, if 2 particular ladies are always included in the delegation?

September 23, 2025 by Admin

A. 20

B. 54

C. 42

D. 60

✅ The correct answer is option A. 20.

27. 18 cattle graze a field in 12 days. 6 cattle can graze 3 of such fields in x days. What is x?

September 23, 2025 by Admin

A. 90

B. 72

C. 36

D. 108

✅ The correct answer is option D. 108.

24. Find the cost of Rs. 6400, 10% stock at 15 discount.

September 23, 2025 by Admin

A. 5440

B. 5480

C. 6440

D. 6480

✅ The correct answer is option A. 5440.
Cost of Rs. 100 stock = Rs. (100-15)

Cost of Rs. 6400 stock = Rs. (85/100 * 6400 ) = Rs. 5440.

Find the compound interest accrued on an amount of Rs.14,800 at 13.5% p.a at the end of two years. (Round off your answer to nearest integer)

September 23, 2025 by Admin

A. Rs.4273

B. Rs.4613

C. Rs.4064

D. Rs.4266

✅ The correct answer is option D. Rs.4266.

18. Two vessels P and Q contain 62.5% and 87.5% of alcohol respectively. If 2 litres from vessel P is mixed with 4 litres from vessel Q, the ratio of alcohol and water in the resulting mixture is_______?

September 23, 2025 by Admin

A. 16 : 5

B. 14 : 5

C. 16 : 7

D. 19 : 5

✅ The correct answer is option D. 19 : 5.

15. A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every Third day ?

September 23, 2025 by Admin

A. 12 days

B. 15 days

C. 16 days

D. 18 days

✅ The correct answer is option C. 16 days.

10. Masood’s age 18 years hence will be thrice his age four years ago. Find Masood’s present age?

September 23, 2025 by Admin

A. 12 years

B. 21 years

C. 18 years

D. 9 years

✅ The correct answer is option E. None of these.