1.

If the six-digit number 879xyz is exactly divisible by 7, 11, and 13, then, what is the value of {(x + y) ÷ z}?1. 3/52. 4/53. 5/34. 3/4

Answer» Correct Answer - Option 3 : 5/3

GIVEN:

If the six-digit number 879xyz is exactly divisible by 7, 11 and 13

CONCEPT:

We know that, xyzxyz = xyz × 1001 = xyz × 7 × 11 × 13

CALCULATION:

Therefore, the six-digit number 879xyz exactly divisible by 7, 11, and 13.

⇒ The number will be 879879.

∴ x = 8, y = 7 and z = 9

According to question –

⇒ {(x + y) ÷ z} = {(8 + 7) ÷ 9}

⇒ 15/9

⇒ 5/3



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