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Question 4

 Find the right most non zero digit of 12! ?

A

2

B

4

C

6

D

8

please explain in detail . I din't got the solution given for it.

7 to the power 13 + 6 to the power 12 + 1 to the power 11 + 4 to the power 7 how find out whether this expression is even or odd, how to solve this equation

how can one improve his RC ability?

Can anyone explain me the solution of data interpretation test 4 of cat quotient

If 'a' and 'b' are the roots of the equation x2+P∗x+Q=0x2+P∗x+Q=0. What is the quadratic equation whose roots are 'a' and '-b' ?

dealer deals only in colour TVs and VCRs. He wants to spend up to Rs.12 lakhs to buy 100 pieces. He can purchase a colour TV at Rs.10,000 and a VCR at Rs.15,000. He can sell a colour TV at Rs.12,000 and a VCR at Rs.17,500. His objective is to maximize profits. Assume that he can sell all the items that he stocks.

Question 4

For the maximum profit, the number of colour TVs and VCRs that he should respectively stock are

A

80, 20

B

20, 80

C

60, 40

D

None of these

please some explain this in detail!

Jeff bought a watch from a wholesale dealer at 28% from the original price.He then sold the watch on ebay and earned a profit of 33.33 % even after giving a discount of 20%.How much percent would he have marked as compared to the original price of the watch?

A

10%

B

30%

C

20%

D

15%

Explanation

Assume the original price of watch as 100.
price at which Jeff bought = 72
price at which watch is sold = 72 + 33.33%72=96
thus marked price = 96/.8 = 120
∴the price has been marked up by 20% compared to the original price.

don't you guyz review your questions ...in questions it is said that Jeff brought watch at 28% of original price ..but in solution it is shown as he bought at discount of 28% ..

How is proficiency score calculated for the quant and verbal practice tests?

how to learn syllogism??? lam not understanding d method..

Eight persons of a family, A, B, C, D, E, F, G, and H are sitting around a circular table facing the centre but not necessarily in the same order. Each one of them holds a different profession, one of them is a teacher. It is also known that:
(i) G is sitting third to the left of an actor who is neither E nor A.
(ii) B is a scientist sitting to the right of E who is neither a lawyer nor a player.
(iii) C is neither an engineer nor an actor, the doctor and the engineer are sitting adjacent to each other. F is not adjacent to B.
(iv) The actor is neither opposite the scientist nor opposite C, who is adjacent to the businessman.
(v) D, who is neither a doctor nor an actor, sitting opposite to the player who is either F or E.
1. Who is the lawyer?
2. Who is sitting two places away to the left of the doctor?
3. Which of the following ia a correct combination of a person and his profession.
A. E - Actor
B. A - Teacher
C. D - Lawyer
D. G - Businessman
E. Both B and D.
4. Who is sitting opposite the teacher?
5. What is the Profession of H?