Hello and welcome to exampundit. Here is a set of Quantitative Aptitude Quiz on Data Interpretation & Miscellaneous Problems for Prelims exam of SBI Clerk 2018. The following table represents the total members of various health club between 2007 to 2011.
Year- Health clubs 2007 2008 2009 2010 2011
A 145 119 136 140 238
B 177 124 128 185 128
C 116 132 139 112 164
D 145 118 154 135 89
E 127 126 218 101 112
 
  1.  What is the difference between the total number of members in health clubs A and B together in 2007 and that in health clubs D and E together in 2011?
1) 131 2)123 3)121 4)127 5) 133 [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 3 Explanation: Req diff = ( A + B) in 2007 – ( D +E) in 2011 = (145 + 177) – (89 + 112) =322 – 201 = 121 [/su_spoiler]    
  1. If 44% of the total numbers of health clubs A , B and C together in 2008 are males, what is the total number of male members in health clubs A, B and C together in 2008?
1)155 2)170 3) 160 4) 165 5)175 [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 4 Explanation: Total num of males in health club A , B and c together in 2008 = 44% of ( 119 + 124+ 132 ) =( 44 *375 ) / 100 = 165 [/su_spoiler]  
  1. The number of members in health club A increased by what per cent from 2009 to 2011?
1) 55% 2) 80% 3)65% 4) 50% 5)75% [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 5 Explanation: Req % increase = (238-136) /136 * 100 75% [/su_spoiler]  
  1. What is the average number of members in health club B , C and E in 2010?
1) 132 2)126 3)122 4) 124 5)128 [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 1 Explanation: Req average = (185 +112 + 101)/3  =  132.66 ~ 132 [/su_spoiler]  
  1. What is the ratio of the total number of members in health club C in 2007 and 2009 together  to that in health club E in the same years together?
1) 17:23 2)19:23 3)19:21 4)21:23 5)17:21 [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 1 Explanation: Req ratio = ( 116 +139) / ( 127 + 218) = 255 : 345  =  17 : 23 [/su_spoiler]     6. In an ice-cream factory, 30% of total Vanilla-flavored ice-cream produced is mixed with 40% of total Banana-flavored ice-cream produced, in a ratio of 1:1. Find the overall percentage of ice-cream produced (approximately) which is mixed with each other. (Ice-creams of only these 2 flavors are produced in the factory) 1)29% 2)35% 3)21% 4)42% 5)34% [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 5 Explanation: Let the total Vanilla-flavored ice-cream produced and total Banana-flavored ice-cream produced be x and y respectively Given,30% of x = 40% of y (Since ratio is 1:1)………….(1) => x/y=4/3 => x/y+1=4/3+1(On adding 1 to both sides of the equation) => (x+y)/y=7/3 => y/(x+y)=3/7 Total ice-cream mixed = 0.3x + 0.4y = 0.4y + 0.4y = 0.8y (from (1)) % of overall ice-cream mixed = 0.8y/(x+y)×100=0.8×3/7×100 = 34.28%~34% [/su_spoiler]   7. Two persons A and B start moving at each other from point P and Q respectively which are 1400 Km apart. Speed of A is 50 Km/hr and that of B is 20 Km/hr. How far is A from Q when he meets B for the 22nd time? 1)11100km 2)900km 3)400km 4)1200km 5)700km [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 3 Explanation: Total distance travelled by both of them for 22nd meeting = 1400 + 21 x 2 x 1400 = 43 x 1400 Distance travelled by each will be in proportion of their speed:- Therefore, distance travelled by A = 50/(50 + 20) x 43 x 1400 = 43000 Now, for every odd multiple of 1400, A will be at Q and for every even multiple of 1400 A will be at P. So, at 42000 Km (1400 x 30, even multiple) A will beat P. So at their 22 meeting, A will be 1000 Km from P, therefore, 400 Km from Q. [/su_spoiler]   8. In an examination the candidate was asked to attempt 50 questions where all the questions were mandatory.1 mark is given for each correct answer and 25% of the correct answer’s mark is deducted if answer is incorrect. Nisha appeared the exam and scored 27.5 marks. How many incorrect answers she gave? 1)36 2)09 3)27 4)18 5)24 [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 4 Explanation: Let x be the no of correct answers so (50-x) will be the number of wrong ans. x-(50-x)/4=27.5 =>x=32..So no of incorrect answers=(50-32)=18 [/su_spoiler]   9. A bag contains 3Purple cubes,4 Black cubes and 5 red cubes. If two cubes are drawn at random, what is the probability that both of them are of same colour? 1)19/66 2)1/5 3)3/10 4)14/47 5)none of these [su_spoiler title="Answer & Solutions" style="fancy" icon="arrow-circle-1"] Option: 1 Explanation: (3C2+4C2+5C2)/12C2=19/66 [/su_spoiler]     Regards Team Exampundit