Multiple choice

Rob has 40 green marbles and 95 blue ones. He wants to arrange them in rows such that each row has same number of marbles. What is the maximum number of marbles that he can put in a row?

  1. 3

  2. 4

  3. 5

  4. 6
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

To arrange marbles in rows with equal numbers, we need to find the greatest number that divides both 40 and 95. GCD(40, 95): 40 = 2³ × 5, 95 = 5 × 19. The only common factor is 5. So the maximum number of marbles per row is 5. Option C is correct.

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