Wrong Number Series & Caselet DI II Quantitative Aptitude II MH-CET 2021 II 6 August for CAT & MBA Exams

Question 1

Direction: Find the wrong term in the given series:

18, 162, 90, 126, 108, 119, 112.5

Question 2

Direction: Find the wrong term in the given series:

9, 5, 6, 10.5, 23, 40, 183

Question 3

Direction: Find the wrong term in the given series:

10, 17.5, 32.5, 51, 85, 122.5

Question 4

Direction: Find the wrong term in the given series:

5, 25, 116, 721, 5039, 40321

Question 5

Direction: Find the wrong term in the given series:

254, 126, 62, 30, 14, 8, 2

Question 6

Direction: Study the information carefully to answer the question that follows.
In an annual function, 504 children participated. The ratio of number of girls to the of boys is 5 : 3 respectively. Out of the total girls, 20% participated in dance and remaining girls participated in solo song, group song and drama in the ratio of 2 : 3 : 4 respectively. Two-third of the total boys participated in group song and remaining participated in solo song and dance in the ratio of 4 : 5 respectively.

What is the approximate percentage of the boys who have participated in dance out of the total number of boys ?

Question 7

Direction: Study the information carefully to answer the question that follows.
In an annual function, 504 children participated. The ratio of number of girls to the of boys is 5 : 3 respectively. Out of the total girls, 20% participated in dance and remaining girls participated in solo song, group song and drama in the ratio of 2 : 3 : 4 respectively. Two-third of the total boys participated in group song and remaining participated in solo song and dance in the ratio of 4 : 5 respectively.

What is the approximate percentage of the girls participated in solo song out of all the total participated ?

Question 8

Direction: Study the information carefully to answer the question that follows.
In an annual function, 504 children participated. The ratio of number of girls to the of boys is 5 : 3 respectively. Out of the total girls, 20% participated in dance and remaining girls participated in solo song, group song and drama in the ratio of 2 : 3 : 4 respectively. Two-third of the total boys participated in group song and remaining participated in solo song and dance in the ratio of 4 : 5 respectively.

What is the total number of girls who have participated in group song and drama together?

Question 9

Direction: Study the information carefully to answer the question that follows.
In an annual function, 504 children participated. The ratio of number of girls to the of boys is 5 : 3 respectively. Out of the total girls, 20% participated in dance and remaining girls participated in solo song, group song and drama in the ratio of 2 : 3 : 4 respectively. Two-third of the total boys participated in group song and remaining participated in solo song and dance in the ratio of 4 : 5 respectively.

What is the ratio between number of boys to the number of girls respectively who have participated in solo song ?

Question 10

Direction: Study the information carefully to answer the question that follows.
In an annual function, 504 children participated. The ratio of number of girls to the of boys is 5 : 3 respectively. Out of the total girls, 20% participated in dance and remaining girls participated in solo song, group song and drama in the ratio of 2 : 3 : 4 respectively. Two-third of the total boys participated in group song and remaining participated in solo song and dance in the ratio of 4 : 5 respectively.

What is the difference between the number of boys and girls who have participated in dance ?