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The greatest number by which the product of three consecutive multiples of 3 is always

  • 54
  • 81
  • 162
  • 243

Answer: Option C

Explanation:

3*6*9 = 162

Similar Questions :

1. 469157 * 9999

  • 1691100843
  • 4591100843
  • 4691100843
  • 3691100843

Answer: Option C

Explanation:

469157 * (10000 - 1)
= 4691570000 - 469157
= 4691100843

2. 7589 - X = 3434

  • 4155
  • 2321
  • 3155
  • None of above

Answer: Option A

3. What is the unit digit in
\begin{aligned}
(6324)^{1797} \times (615)^{316} \times (341)^{476}
\end{aligned}

  • 1
  • 5
  • 7
  • 0

Answer: Option D

4. For the integer n, if n*n*n is odd, then what is true

  • n is odd and n*n is even
  • n*n is odd
  • n is even
  • n*n is odd

Answer: Option A

5. What least number should be added to 1056, so that the sum is completely divisible by 23

  • 4
  • 1
  • 2
  • 3

Answer: Option C

Explanation:

(1056 / 23) gives remainder 21

21 + 2 = 23, So we need to add 2

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