Question Bank - Arithmetic - Shashank Prabhu, CAT 100 Percentiler
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Q83) A total number of 140 criminals in a jail are divided into three groups A, B and C. The average number of crimes committed by criminals of groups A, B and C are 10, 12.25 and 13 respectively. If there are a total of 45 criminals in group C, which of the following is true regarding K, where K is the average number of crimes committed by all the 140 criminals put together?
a) K could be less than 11
b) K must be greater than 11
c) K must be greater than 12
d) K cannot be greater than 12[OA: Option b]
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Q85) A plane travelled a certain distance at a uniform speed. Had the speed been 216 kmph more, the journey would have taken one hour less and had the speed been 108 kmph less, the journey would have taken one hour more. Find the distance (in km) travelled by the plane.
[OA: 1296]
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Q92) Himanshu, Saral and Vikas start running from the same point in the same direction along a straight line at 07 : 00 a.m., 08 : 00 a.m. and 10 : 00 a.m. with speeds of 2 kmph, 3 kmph and 4 kmph respectively. When Saral catches Himanshu he sends Himanshu back (along the straight line) immediately to deliver a message to Vikas. At what time would Himanshu meet Vikas?
[OA: 11 AM]
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Q97) The percentage profit earned by selling an article at Rs. 1,920 is equal to the percentage loss incurred by selling the same article at Rs. 1,280. At what price (in Rs.) should the article be sold to make a profit of 25%?
[OA: 2000]
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@shashank_prabhu said in Question Bank - Arithmetic - Shashank Prabhu, CAT 100 Percentiler:
Q17) By selling 18 oranges, I lost the selling price of 4 oranges. What is the loss percentage?
a. 83/18
b. 200/9
c. 200/11
d. Can't be determined200/11
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@shashank_prabhu said in Question Bank - Arithmetic - Shashank Prabhu, CAT 100 Percentiler:
Q18) Vijay covers 910 km by boat, road and rail in the ratio 4:3:6 respectively. Surprisingly, the speeds at which the journey was covered were also in the ratio 4:3:6 respectively. The total time taken for the journey was 89 hours. The ratio of the time taken by boat, road and rail was
a. 3 : 4 : 2
b. 1 : 1 : 1
c. 6 : 3 : 4
d. 4 : 3 : 61:1:1
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@shashank_prabhu waste resource of all.no answer keys.wat the fuck this is for.
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@shashank_prabhu V1:V2 40:13
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@shashank_prabhu sir please provide explanation of it
