30000+ Important MCQs for POLICE SI

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Learn POLICE SI MCQs with answers [Page 10 ]

R

Ranjeet • 34.60K Points
Instructor I Math

Q) On selling a pen for Rs 18, a man losses 1/10 of it's cost price. The cost price of the pen is

  • (A) rs 16.20
  • (B) rs 19.80
  • (C) rs 20
  • (D) rs 25
Correct Answer - Option (C)

Explanation :

Let the value of Pen is X Then , according to ques, X-X/10=18 X=20

M

Mr. Dubey • 100.69K Points
Coach Math

Q) Toffees are bought at the rate of 3 for a rupee. to gain 50% they must be sold at

  • (A) 2 for a rupee
  • (B) 1 for a rupee
  • (C) 4 for a rupee
  • (D) None of the above
Correct Answer - Option (A)

Explanation :

If we want 50 % gain then we should sold 3 toffee for 1.50 rs
Then the price of one toffee-1.50/3=50 Paisa,
So we can sold it 2 for a ruppee
Correct answer is A

M

Mr. Dubey • 100.69K Points
Coach Math

Q) Anil purchased a TV set with 20 % discount. Had he got 25% discount, he would have saved rupees 500 more. At what price did he purchased the TV set?

  • (A) Rs 8000
  • (B) Rs 12000
  • (C) Rs 6000
  • (D) Rs 10000
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

M

Mr. Dubey • 100.69K Points
Coach Math

Q) Oranges are bought at 7 for rupees 3. At what rate per hundred must they be sold to gain 33%?

  • (A) Rs 56
  • (B) Rs 60
  • (C) Rs 58
  • (D) Rs 57
Correct Answer - Option (D)

Explanation :

7 orange ka price-3rs,
1 orange ka price -3/7,
100 orange ka price-(3/7)×100,
=300/7,
33 %of 100 orange price=(300×33)÷(7×100)=99/7,
Now the price after 33 % benefit=(300+99)÷7=57
Answer is D

M

Mr. Dubey • 100.69K Points
Coach Math

Q) A machine is sold at a profit of 10%. Had it been sold for Rs 80 less , there would have been a loss of 10%. then CP of the machine is

  • (A) Rs 350
  • (B) Rs 400
  • (C) Rs 450
  • (D) Rs 520
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

P

Priyanka Tomar • 35.28K Points
Coach Reasoning

Q) A is the father of C. but she is not his son. E the daughter of C. F is the spores of A. B is the brother of C. D the son of B. G is the spouse or B. H is the father of G.
Who is the grandmother of D?

  • (A) A
  • (B) C
  • (C) F
  • (D) H
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

P

Priyanka Tomar • 35.28K Points
Coach Reasoning

Q) A is the father of C. but she is not his son. E the daughter of C. F is the spores of A. B is the brother of C. D the son of B. G is the spouse or B. H is the father of G. Who is the son of F?

  • (A) B
  • (B) C
  • (C) D
  • (D) E
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

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