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Consider a number N=21P53Q4 .Number of o...

Consider a number N=21P53Q4 .Number of ordered pairs (P,Q) so that the number 'N' is divisible by 9, is

A

11

B

12

C

10

D

8

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The correct Answer is:
A
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PATHFINDER-BASIC MATHEMATICS-QUESTION BANK
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  2. In a set S contains n elements. Find the total no. of non void subject...

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  3. Consider a number N=21P53Q4 .Number of ordered pairs (P,Q) so that the...

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  4. Consider a number n=21P53Q4.Number of values of Q so that the number '...

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  5. Consider a number N=21P53Q4. Number of ordered pairs (P,Q) so that the...

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  6. If A and B are two rational number and AB, (A+B) and (A-B) are rationa...

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  7. If x,y,z, are real and distinct number, then the value of ((x-y)^3+...

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  8. If (x-a) is a factor of x^3-a^2x+x+2, then 'a' is equal to

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  9. If 2x^3-5x^2+x+2=(x-2)(ax^2-bx-1) then a and b are respectively.

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  10. The polynomial P (x)= kx^3+3x^2-3 and Q(x)=2x^3-5x+k, when divided by ...

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  11. Find the intervals where f(x) is negative ((x-1)(x-2))/((2x-5)(x+4))

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  12. Solution set of ((x-2)^2(1-x)(x-3)^3(x-4)^2)/((x-1))le0 is

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  13. The interval in which (x^2-2x-3)/(x^2-2x) is negative,

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  14. Solution set of ((x-1)^(101)(x-2)^(102)(x-3)^(103))/((x-1)^(201)(x+2)^...

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  15. Solution set of (x^2-absx-12)/(x-3)ge2x is

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  16. Solve :abs((x^2-5x+4)/(x^2-4))le1

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  17. Solve : 1/((x-2))-1/xle 2/((x+2))

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  18. If log7 2=a, then log(49)28 is equal to

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  19. The solution set of the inequality log10 (x^2-16)le log10 (4x-11) is

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  20. If log4 (x^2+x)-log4(x+1)=2, then the value of x is

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