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Q.1–3. What value will come at the place of question mark (?) in the questions given below?
निम्नलिखित प्रश्नों में प्रश्नवाचक चिन्ह (?) के स्थान पर क्या मान आयेगा?
Q.1. [(130)2 ÷ 25 × 15] ÷ 30 = ?
(1) 352
(2) 314
(3) 326
(4) 338
(5) none of these/इनमें से कोई नहीं
Q.2. 3251 + 587 + 369 - ? = 3007
(1) 1250
(2) 1300
(3) 1375
(4) 1200
(5) none of these/इनमें से कोई नहीं
Q.3. 
(1) 39
(2) 49
(3) 51
(4) 43
(5) none of these/इनमें से कोई नहीं
Q.4. 8 boys do a work in 10 days and 10 girls do a work in 16 days. In how many days will 10 boys and 12 girls do the same work?
8 लड़के एक काम 10 दिन में पूरा करते हैं और 10 लड़कियां इसी काम को 16 दिनों में पूरा करती हैं। 10 लड़के और 12 लड़कियां इसी काम को कितने दिनों में पूरा करेंगे?
(1) 3
(2) 5
(3) 7
(4) Cannot be determined/निर्धारित नहीं किया जा सकता है |
(5) None of these/इनमें से कोई नहीं
Q.5. In how many different ways can the word 'HOUSING' be arranged?
शब्द 'HOUSING' के अक्षरों को कितने विभिन्न तरीके से व्यवस्थित कर सकते हैं?
(1) 120
(2) 720
(3) 2150
(4) 2520
(5) None of these/इनमें से कोई नहीं
Q.6. Find the compound interest on Rs. 12000 at 20% per quarter for 9 months compounded quarterly.
12000 रू. की धनराशि पर 20% तिमाही की दर से 9 महीनों में चक्रवृद्धि ब्याज ज्ञात कीजिये।
(1) Rs./रु.8336
(2) Rs./रु.8200
(3) Rs./रु.8640
(4) Rs./रु.8736
(5) None of these/इनमें से कोई नहीं
Q.7. The ratio of present ages of Deepa and Vandana is 3: 5 respectively. 5 years ago the ratio of their ages was 10: 25 respectively. What will be Vandana's age after 7 years?
दीपा और वन्दना की वर्तमान आयु का अनुपात क्रमशः 3 : 5 है। 5 वर्ष पूर्व उनकी आयु का अनुपात क्रमशः 10 : 25 था। 7 वर्ष बाद वन्दना की आयु क्या होगी?
(1) 15 years/वर्ष
(2) 35 years/वर्ष
(3) 10 years/वर्ष
(4) 22 years/वर्ष
(5) None of these/इनमें से कोई नहीं
Q.8 – 10. What value will come in place of question mark (?) in the number-series given below?
निम्नलिखित संख्या श्रंखला में प्रश्नवाचक चिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?
Q.8. 21 44 90 159 251 ?
(1) 368
(2) 366
(3) 365
(4) 362
(5) none of these/इनमें से कोई नहीं
Q.9. 449 431 416 404 395 ?
(1) 386
(2) 382
(3) 385
(4) 389
(5) none of these/इनमें से कोई नहीं
Q.10. 790 789 781 754 690 ?
(1) 568
(2) 570
(3) 565
(4) 563
(5) none of these/इनमें से कोई नहीं
ANSWER KEY:
Q1. (4)
? = 338
Q2. (4) ? = 4207 - 3007 = 1200
Q3. (2) 67 + 5041 – ? 2 = 2707
(?)2 = 5108 – 2707 = 2401
? = 49
? = 49
Q4. (2) 8B × 10 = 10G × 16
1B = 2G
10B + 12G = 10B + 6B = 16B
According to the question/प्रश्नानुसार,
Required number of days/अभीष्ट दिनों की संख्या = 
= 5 days/दिन
= 5 days/दिन
Q5. (5) Total ways/कुल तरीके = 7! = 5040
Q6. (4) C.I. = 
= 
= 
= Rs./रु.8736
Q7. (4) 
15x – 25 = 10x – 10
5x = 15
x = 3
Vandana's age after 7 years/7 वर्ष बाद वन्दना की आयु = 3 × 5 + 7 = 22 years/वर्ष
Q8. (2) + 23, + 46, + 69, + 92, + 115
Q9. (5) – 6 × 3, – 5 × 3, – 4 × 3, – 3 × 3, – 2 × 2
Q10. (3) – 13,
– 23, – 33, – 43, – 53
