Questions 1–10 (Bilingual)
Q1.
English: Find the unit digit of 584 × 389 × 476 × 786.
Hindi: 584 × 389 × 476 × 786 का इकाई अंक ज्ञात कीजिए।
A. 7
B. 3
C. 4
D. 6
✅ Answer: D (6)
Q2.
English: Find the unit digit of 641 × 673 × 677 × 679 × 681.
Hindi: 641 × 673 × 677 × 679 × 681 का इकाई अंक ज्ञात कीजिए।
A. 9
B. 3
C. 6
D. 7
✅ Answer: A (9)
Q3.
English: Find the unit digit of (5627)^153 × (671)^230.
Hindi: (5627)^153 × (671)^230 का इकाई अंक ज्ञात कीजिए।
A. 7
B. 9
C. 3
D. 1
✅ Answer: A (7)
Q4.
English: Find the unit digit of (3625)^333 × (4268)^645.
Hindi: (3625)^333 × (4268)^645 का इकाई अंक ज्ञात कीजिए।
A. 6
B. 3
C. 4
D. 0
✅ Answer: D (0)
Q5.
English: Find the unit digit of (3694)^1793 × (615)^317 × (841)^941.
Hindi: (3694)^1793 × (615)^317 × (841)^941 का इकाई अंक ज्ञात कीजिए।
A. 5
B. 3
C. 4
D. 0
✅ Answer: D (0)
Q6.
English: Find the unit digit of (7^95 − 3^58).
Hindi: (7^95 − 3^58) का इकाई अंक ज्ञात कीजिए।
A. 7
B. 3
C. 4
D. 0
✅ Answer: C (4)
Q7.
English: Find the unit place of (17)^1999 + (11)^1999 − (7)^1999.
Hindi: (17)^1999 + (11)^1999 − (7)^1999 का इकाई अंक ज्ञात कीजिए।
A. 0
B. 1
C. 2
D. 7
✅ Answer: B (1)
Q8.
English: Find the unit digit of 3^6 × 4^7 × 6^3 × 7^4 × 8^2 × 9^5.
Hindi: 3^6 × 4^7 × 6^3 × 7^4 × 8^2 × 9^5 का इकाई अंक ज्ञात कीजिए।
A. 6
B. 9
C. 0
D. 2
✅ Answer: A (6)
Q9.
English: Find the unit digit of 111! (factorial 111).
Hindi: 111! (फैक्टोरियल 111) का इकाई अंक ज्ञात कीजिए।
A. 0
B. 1
C. 5
D. 3
✅ Answer: A (0)
Q10.
English: The last digit of the number obtained by multiplying 81 × 82 × 83 × 84 × 85 × 86 × 87 × 88 × 89 will be:
Hindi: 81 × 82 × 83 × 84 × 85 × 86 × 87 × 88 × 89 के गुणनफल का अंतिम अंक क्या होगा?
A. 0
B. 9
C. 7
D. 2
✅ Answer: A (0)
Q11.
English: Find the unit digit of the expression .
Hindi: का इकाई अंक ज्ञात कीजिए।
A. 4
B. 3
C. 6
D. 5
✅ Answer: B (3)
Q12.
English: Find the unit digit of the expression .
Hindi: का इकाई अंक ज्ञात कीजिए।
A. 4
B. 0
C. 6
D. 5
✅ Answer: C (6)
Q13.
English: Find the unit digit of the expression .
Hindi: का इकाई अंक ज्ञात कीजिए।
A. 1
B. 9
C. 7
D. 0
✅ Answer: B (9)
Q14.
English: Find the last digit of the number .
Hindi: का अंतिम अंक ज्ञात कीजिए।
A. 0
B. 1
C. 2
D. 5
✅ Answer: A (0)
Q15.
English: Unit digit in is:
Hindi: का इकाई अंक ज्ञात कीजिए।
A. 0
B. 4
C. 6
D. 8
✅ Answer: A (0)
Q16.
English: Unit digit of is:
Hindi: का इकाई अंक ज्ञात कीजिए।
A. 1
B. 4
C. 5
D. 6
✅ Answer: B (4)
Q17.
English: The unit digit in the expansion of is:
Hindi: के विस्तार का इकाई अंक ज्ञात कीजिए।
A. 1
B. 3
C. 7
D. 9
✅ Answer: D (9)
Q18.
English: The digit in the unit place of the product
Hindi: के गुणनफल का इकाई अंक ज्ञात कीजिए।
A. 1
B. 3
C. 7
D. 9
✅ Answer: C (7)
Q19.
English: The digit in the unit place of the product is:
Hindi: के गुणनफल का इकाई अंक ज्ञात कीजिए।
A. 0
B. 2
C. 3
D. 5
✅ Answer: A (0)
Q20.
English: What will be the unit digit in the product of ?
Hindi: का इकाई अंक क्या होगा?
A. 5
B. 7
C. 9
D. 1
✅ Answer: B (7)
Q21.
English: What is the unit digit of
Hindi:
A. 1
B. 7
C. 9
D. 3
✅ Answer: A (1)
Q22.
English: Unit digit of the number
Hindi:
A. 4
B. 6
C. 6
D. 8
✅ Answer: D (8)
Q23.
English: The unit digit in the product
Hindi:
A. 2
B. 4
C. 6
D. 8
✅ Answer: A (2)
Q24.
English: The unit digit in the sum of
Hindi:
A. 5
B. 4
C. 2
D. 0
✅ Answer: D (0)
Q25.
English: The last digit of
Hindi:
A. 0
B. 3
C. 4
D. 6
✅ Answer: B (3)
Q26.
English: Find the unit digit in the product
Hindi:
A. 1
B. 2
C. 5
D. 7
✅ Answer: D (7)
Q27.
English: The unit digit of the expression
Hindi:
A. 6
B. 5
C. 4
D. 0
✅ Answer: D (0)
Q28.
English: The unit digit in the product
Hindi:
A. 1
B. 2
C. 3
D. 4
✅ Answer: D (4)
Q29.
English: The last digit of
Hindi:
A. 1
B. 3
C. 7
D. 9
✅ Answer: A (1)
Q30.
English: The digit in unit place of the number
Hindi:
A. 4
B. 1
C. 2
D. 3
✅ Answer: A (4)
Q31.
English: The unit digit in
Hindi:
A. 4
B. 2
C. 6
D. 8
✅ Answer: D (8)
Q32.
English: The unit digit in the product
Hindi:
A. 1
B. 3
C. 7
D. 9
✅ Answer: C (7)
Q33.
English: The unit digit in the product
Hindi:
A. 1
B. 3
C. 4
D. 5
✅ Answer: C (4)
Q34.
English: Find the unit digit of the product of all the prime numbers between 1 and 99999.
Hindi: 1 और 99999 के बीच आने वाली सभी अभाज्य संख्याओं के गुणनफल का इकाई अंक ज्ञात कीजिए।
A. 9
B. 7
C. 0
D. N.O.T.
✅ Answer: C (0)
Q35.
English: Find the unit digit of the product of all the elements of the set which consists of all the prime numbers greater than 2 but less than 222.
Hindi: उस समुच्चय के सभी तत्वों के गुणनफल का इकाई अंक ज्ञात कीजिए, जिसमें 2 से बड़ी और 222 से छोटी सभी अभाज्य संख्याएँ हैं।
A. 4
B. 5
C. 0
D. N.O.T.
✅ Answer: B (5)
Q36.
English: Find the last digit of
Hindi:
A. 2
B. 6
C. 0
D. 8
✅ Answer: C (0)
Q37.
English: Find the last digit of
Hindi:
A. 4
B. 8
C. 6
D. 2
✅ Answer: C (6)
Q38.
English: Find the last digit of the expression
Hindi:
A. 0
B. 4
C. 6
D. 8
✅ Answer: A (0)
Q39.
English: Find the unit digit of
Hindi:
A. 9
B. 7
C. 0
D. N.O.T.
✅ Answer: B (7)
Q40.
English: Find the unit digit of
Hindi:
A. 4
B. 7
C. 0
D. 8
✅ Answer: A (4)
Q41.
English: The unit digit of the expression
Hindi:
A. 7
B. 9
C. 8
D. N.O.T.
✅ Answer: C (8)
Q42.
English: Find the unit digit of the expression
Hindi:
A. 5
B. 9
C. 3
D. None of these
✅ Answer: B (9)
Q43.
English: The last digit of the following expression is:
Hindi:
A. 4
B. 5
C. 6
D. 7
✅ Answer: D (7)
Q44.
English: The last 5 digits of the following expression will be:
Hindi:
A. 45939
B. 00929
C. 20929
D. Can’t be determined
✅ Answer: B (00929)
Q45.
English: The unit digit of the following expression is:
Hindi:
A. 1
B. 3
C. 7
D. 6
✅ Answer: C (7)
Q46.
English: The unit digit of
Hindi:
A. 8
B. 6
C. 2
D. All of these
✅ Answer: D (All of these)
Q47.
English: The unit digit of the expression
Hindi:
A. 0
B. 1
C. 2
D. 7
✅ Answer: D (7)
Q48.
English: The last digit of the expression
Hindi:
A. 4
B. 6
C. 9
D. 1
✅ Answer: B (6)
Q49.
English: The last digit of the expression
Hindi:
A. 0
B. 3
C. 5
D. None of these
✅ Answer: A (0)
Q50.
English: The unit digit of
Hindi:
A. 0
B. 5
C. Can’t be determined
D. None of these
✅ Answer: A (0)
The Questions Source is taken from the Book Rakesh Yadav Advance Mathematics . You can buy from the link below :
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