Atif is notified by a policeman from a distance of 200 m. The thief starts running and the police man chases him. The thief and the policeman run at the rate of 10 km and 11 km per hour respectively ,what is the distance between them after 6 minutes?

Relative speed of thief and policeman=(11-10)km/hr=1 km/hr.

Distance covered in 6 minutes=[(1/60)*6]km=(1/10)km=100m.

Distance between the thief and the policeman=(200-100)m=100m.

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The average age f a class of 20 subjects in 10 years. The e average increased by 1 when teacher is included. What is the age of the teacher?

Total age of students =20x30=600

Total age of all students+age of teacher = 21x30=630

age of teacher =630-600=30 years

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In following questions, one term in number series is incorrect.

Find out the incorrect number

6, 14, 30, 64, 126

Find out the incorrect number

6, 14, 30, 64, 126

Each term is multiplied by 2 and then increased by 2 to obtain the next term.

So, 64 is wrong and must be replaced by (30 * 2 + 2) i.e. 62..

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. AYD, BVF, DRH, ?, KGL

The first letters of the first, second, third and fourth are moved one, two, three and four steps forward respectively to obtain the first letter of the successive terms. The second letters of the first, second, third and fourth terms are moved three, four, five and six steps backward respectively to obtain the second letters of the successive terms.The last letters of the terms are alternate.

GKF, IPC, LTY, PWT, ___, AZG

Find missing?

The given series is a mixed series . Pattern for the first letter:

G+1=I, I+2=L, L+3=P, P+4=U, U+5=A

Pattern with gap for the second letter:

K+5=P, P+4=T, T+3=W, W+2=Y, Y+1=Z

Pattern for the third letter:

F-2=C, C-3=Y, Y-4=T, T-5=N, N-6=G

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In following questions, one term in number series is incorrect.

Find out the incorrect number

1236, 2346, 3456, 4566, 5686

Find out the incorrect number

1236, 2346, 3456, 4566, 5686

The first digits of the numbers from the series 1, 2, 3, 4, 5;

the second digits from the series 2, 3, 4, 5,6;

the third digits from the series 3, 4, 5, 6;

while the last digit in each of the numbers is 6.

So, 5686 is wrong and must be replaced by 5676..

The Cooking Club made some pies to sell at a basketball game to raise money for the new math books. The cafeteria contributed four pies to the sale. Each pies did the club make?

The total number of pies was 60/5= 12.

The cafeteria contributed : 4

So, the club must have made 12-4=8

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There is a family of 6 persons A, B, C, F, E and F .

They are lawyer, doctors, Teacher,salesman, Engineer and accountant .there are two married couple in the family. D, salesman, is married to lady teacher.the doctor is married to the lawyer . F , unmarried Engineer.A is the grand mother of F. Which of the following is one of the couples?

C is the daughter in law of A who is the Grand Mother of Means C is the mother of F. But F is the son of B. So, B is C, husband.But C, the lawyer, is married to the doctor. So, B is the doctor. F, the accountant, will be the son of B and C. E is the unmarried engineer. So, the other married couples can be that of grandmother of F i. e., A and D. But D, the salesman, is married to the lady teacher. Song, d, the salesman, is the grandfather of f, father of B and the husband of A the lady teacher. The two couple are C and B, and D and A which is nown among the choices..

In following number series, two terms have been put within brackets. Choose the appropriate option

Choose the appropriate option 3, 10, 29, (66), (127), 218

Choose the appropriate option 3, 10, 29, (66), (127), 218

The sequence is 1

Clearly, both the terms 66 and 127 are correct..