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निम्नलिखित प्रश्नों में प्रश्नवाचक चिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?
Q-1 8724.997 × 3.987 ÷ 16.009 = ? + 821.44
(1) 1310
(2) 1280
(3) 1360
(4) 1440
(5) 1390
Q-2 (32.12)2 + (4.92)3 – (14.04)2 = ?
(1) 1000
(2) 850
(3) 950
(4) 875
(5) 1025
Q-3 (511% of 735) ÷ 715 = ?
(735 का 511%) ÷ 715 = ?
(1) 5
(2) 3
(3) 7
(4) 9
(5) 2
Q-4 1015.975 ÷ 11.962 ÷ 3.012 + 465 = ?
(1) 475
(2) 450
(3) 525
(4) 575
(5) 500
Q-5 If all sides of a square are increased by 5%, find the percentage increase in its area.
यदि वर्ग की सभी भुजाओं में 5% की वृद्धि कर दी जाये तो क्षेत्रफल में कितने प्रतिशत की वृद्धि हुई?
(1) 10%
(2) 10.25%
(3) 25%
(4) 12.5%
(5) 15%
Q-(6-8) Study the following information carefully to answer the questions that follow-
A box contains 3 blue, 5 black and 3 yellow caps.
निम्नलिखित जानकारी का ध्यानपूर्वक अध्ययनकर नीचे पूछे गये प्रश्नों के उत्तर दीजिए।
एक बक्से में 3 नीली, 5 काली और 3 पीली टोपियां रखी है।
Q-6 If two caps are drawn at random, what is the probability that none of them is blue?
यदि दो टोपियां यादृच्छया निकाली जाये तो कोई टोपी नीली न होने की प्रायकिता क्या है ?
(1) 31/55
(2) 7/11
(3) 28/55
(4) 51/110
(5) None of these/इनमें से कोई नहीं
Q-7 If 3 caps are drawn at random, what is the probability that all are black?
यदि 3 टोपियां यादृच्छया निकाली जाये तो सभी टोपियां के काली होने की प्रायिकता क्या होगी?
(1) 5/22
(2) 13/66
(3) 1/11
(4) 2/33
(5) None of these/इनमें से कोई नहीं
Q-8 If 2 caps are drawn at random, what is the probability that one is black and one is yellow?
यदि 2 टोपियां यादृच्छया निकाली जाये तो एक काली और एक पीली टोपी आने की क्या प्रायिकता क्या होगी?
(1) 3/11
(2) 2/11
(3) 7/22
(4) 4/33
(5) None of these/इनमें से कोई नहीं
Q-9 In a residential complex only two language newspaper is available. 45% people read English newspaper, 65% read Hindi newspaper and 20% read both language newspaper, whereas 60 people do not read any newspaper, find how many people live in residential complex?
एक आवासीय परिसर में केवल दो भाषा के समाचार पत्र उपलब्ध है | 45% लोग अंग्रेजी अखबार पढ़ते है, 65% हिन्दी अखबार पढ़ते है और 20% दोनों भाषा के समाचार पत्र पढ़ते है, जबकि 60 लोग कोई भी समाचार पत्र नहीं पढ़ते है, कितने लोग आवासीय परिसर में रहते है?
(1) 500
(2) 450
(3) 660
(4) 750
(5) None of these/इनमें से कोई नहीं
Q-10 Kamal's present age is three years less than twice his age 12 years ago, also the ratio of Kamlesh present age to Kamal's present age is 4: 9. What will be Kamlesh's age after 4 years?
कमल की वर्तमान आयु 12 वर्ष पहले उसकी आयु के दुगुने से 3 वर्ष कम है तथा कमलेश तथा कमल की वर्तमान आयु के बीच अनुपात 4: 9 है | 4 वर्ष बाद कमलेश की आयु क्या होगी?
(1) 14 years/वर्ष
(2) 16 years/वर्ष
(3) 24 years/वर्ष
(4) 20 years/वर्ष
(5) None of these/इनमें से कोई नहीं
ANSWERS:
Q.1 (3) 8725 × 4 ÷ 16 – 821 = ?
2181.25 – 821 = ?
? = 1360.25 ≈ 1360
Q.2 (3)1024 + 125 – 196 = ?
? = 1149 – 196
? = 953 ≈ 950
Q.3 (1)
Q.4 (5)
Q.5 (2)
Q.6 (3)
Q.7 (4)
Q.8 (1)
Q.9 (5)
Q.10 (2) According to question/ प्रश्नानुसार,
x = 2(x – 12) – 3
x = 2x – 24 – 3
x = 27
Kamal’s age =
Required answer/अभीष्ट उत्तर = 12 + 4 = 16 years/वर्ष
