Question 3

The predecessor of the integer -1 is

(a) 0

(b) 2

(c) -2

(d) 1

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Solution

Ans. (c)
We know that one less than a given number gives the predecessor of that number.

$∴$ Predecessor of the integer -1 = (-1) - (1) = -2

Hence, the predecessor of the integer -1 is -2.

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