which of the following rational number is positive.
(a)-8/7
(b)9/-13
(c)-3/-4
(d)-21/13
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which of the following rational number is positive.
(a)-8/7
(b)9/-13
(c)-3/-4
(d)-21/13
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Answer:
C) -3/-4
Step-by-step explanation:
A rational number is positive if both its numerator and denominator are either both positive or both negative.
Looking at the options: (a) -8/7: This is negative because the numerator is negative. (b) 9/-13: This is negative because the denominator is negative. © -3/-4: This is positive because both the numerator and denominator are negative. (d) -21/13: This is negative because the numerator is negative.
So, the rational number that is positive among the given options is -3/-4.