56 .

Some buildings are rivers

Some mountains are both buildings and rivers

Some roads are buildings

All roads are trucks

Some mountains are roads

Some buildings are trucks

Some rivers are roads

Some trucks are rivers

Some buildings are rivers

Some mountains are both buildings and rivers

Some roads are buildings

All roads are trucks

Some mountains are roads

Some buildings are trucks

Some rivers are roads

Some trucks are rivers

A.Only I follows

B. Only II follows

C. Only III follows

D.Only IV follows

E.All of the above

View AnswerAns: Only II follows
57 .

A professional institute's total expenditure on students for a particular course is partly fixed and partly varies linearly with the number of students. The average expense per student is Rs. 615 when there are 24 students and Rs. 465 when there are 40 students.

What is the average expense when there are 60 students ?

A professional institute's total expenditure on students for a particular course is partly fixed and partly varies linearly with the number of students. The average expense per student is Rs. 615 when there are 24 students and Rs. 465 when there are 40 students.

What is the average expense when there are 60 students ?

A.Rs. 370

B. Rs. 390

C. Rs. 410

D.Rs. 430

E.Rs. 450

View AnswerAns: Rs. 390
58 .

The ratio of the present age of Manisha and Deepali is 5 : X,

Manisha is 9 years younger than Parineeta,

Parineeta's age after 9 years will be 33 years,

The difference between Deepali's and Manisha's age is the same as the present age of Parineeta.

What should come in place of X ?

The ratio of the present age of Manisha and Deepali is 5 : X,

Manisha is 9 years younger than Parineeta,

Parineeta's age after 9 years will be 33 years,

The difference between Deepali's and Manisha's age is the same as the present age of Parineeta.

What should come in place of X ?

A.13

B. 15

C. 17

D.19

E.21

View AnswerAns: 13
59 .

All tables are round

Some hills are round

Some rivers are hills

All rivers are conical

Some rivers are round

Some hills are conical

Some rivers are both hills and round

Some tables are conical

All tables are round

Some hills are round

Some rivers are hills

All rivers are conical

Some rivers are round

Some hills are conical

Some rivers are both hills and round

Some tables are conical

A.Only I follows

B. Only II follows

C. Only III follows

D.Only IV follows

E.All of the above

View AnswerAns: Only II follows
60 .

A, B and C have to type 506 pages to finish an assignment.

A can type a page in 12 minutes, B in 15 minutes and C in 24 minutes.

If they divide the task into three parts so that all three of them spend equal amount of time in typing

What is the number of pages that B should type ?

A, B and C have to type 506 pages to finish an assignment.

A can type a page in 12 minutes, B in 15 minutes and C in 24 minutes.

If they divide the task into three parts so that all three of them spend equal amount of time in typing

What is the number of pages that B should type ?

A.172

B. 176

C. 182

D.186

E.192

View AnswerAns: 176