SSC CHSL Quiz : Quantitative Aptitude | 26 - 02 - 18

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Q1.) Find the least number which when divided by 4, 5, 6 leaves remainder in 3 each case but when divided by 7 leaves 2 remainder?

सबसे छोटी संख्या ज्ञात कीजिये जिसको 4 , 5 ,6  से भाग देने पर 3 शेषफल बचता है लेकिन 7 से भाग देने पर 2 शेषफल बचता है ?

1. 60
2. 293
3. 300
4. 303

Q2.) How many numbers less than 1000 are multiples of both of 10 and 13 ?

कितने संख्या 1000 की तुलना में कम से कम 10 और 13 के दोनों के गुणनफल  हैं?

1. 5                                                
2. 7
3. 8
4. 9

Q.3.) Mohan gets 4 marks for each correct sum and losses 1 marks for each wrong sum. He attempted 30 sum and obtains 50 marks. The number of sums solved correctly is? 

मोहन को  प्रत्येक सही प्रश्न के लिए 4 अंक और प्रत्येक गलत प्रश्न के लिए 1 अंक काट लिए जाता  है। वह 30 प्रश्न करता है और 50 अंक प्राप्त करता है। सही प्रश्नो की संख्या क्या  है?

1. 20                                                 
2. 15
3. 16
4. 18

4.)  A vessel contain some litres of pure milk. If 25 litre of water is added to the vessel, then ratio between milk and water becomes 12:5, 17 litres of mixture is drawn from the vessel and 10 litre of water is added to the mixture. Find the new ratio between milk and water. 

एक बर्तन में कुछ लीटर शुद्ध दूध हैं | यदि इसमें 25 लीटर पानी मिला दिया जाए तो बर्तन नें दूध और पानी का अनुपात 12 : 5 हो जाता हैं , इसमें से 17 लीटर मिश्रण निकाल कर 10 लीटर पानी मिला दिया जाए तो दूध और पानी का अनुपात ज्ञात कीजिये ?

(A) 8 : 5                             
(B) 5 : 8
(C) 6 : 5
(D) 5 : 6 

Q5.) If + +
+ +

(A) 1
(B) 3
(C)
(D) 2
Q.6) If  -1/2  then the value of
) -1/2  

1. 2
2. - 
3.                       
4. 

Q7.)     If a sphere of radius r is divided into four identical parts, then the total surface area of the four parts is : यदि एक गोले को चार बराबर भाग में बांटा  जाता है तो चारो गोलों का कुल छेत्रफल ज्ञात कीजिये

1.                
2. 
3. 
4. 

Q.8.) then the value of  is  तो मान ज्ञात कीजिये

1. 1                           
2. 41
3. 441
4. 400

Q.9) If

     

1. 4                                  
2. 5
3. 7
4. 8

Q.10) If +  +

1. 1
2. -1
3. 2
4. 0

SOLUTION :


Q.1.) (D)

By option 303

Q2.) (B) 

13×10 =130
1000 ÷ 13 = 7.692
7

Q.3) (C)

30×4 – 50 = 70
70 ÷ (4+1) =14
30 – 14 = 16

Q.4) (A) 

5 ratio = 25
12 ratio = 60
60 – 12 : 25 – 5 + 10 =48 : 30 = 8 : 5

Q5) (D)

+ +
+  = 2
+
a = b = 1
a + b =1+1 =2

Q.6) (A)  



 = – = 2

Q.7)(C)






Q.8) (A)


21–20 =1

Q.9) (C)


4×=3×()
 = 0
  =

Q.10.) (A)


sec2(sin2+cos2) – tan2
sec2– tan2 = 1