Question

59. Out of the following which statement is NOT true?
a. Relation numbers are always closed under subtraction.
b. Relation numbers are always closed under addition.
c. Addition is commutative for rational number.
d. Subtraction is commutative for rational number.
60. If of a number exceeds its 2÷7 times by 55, then the number is:
a. 174
b. 173
c. 175
d. 170

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Answer 1

c answer is right 175 if your choice