Answer:
It is (a)

Step-by-step explanation:
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Answer:
The answer is -1.6
Step-by-step explanation:
32 minutes
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Answer:
3.

Step-by-step explanation:
number 1 equals 8 1/5
number 2 equals 5
number 3 equals 9 1/3
Answer:
x - y is also a rational number. Hence satisfies the closure property.
Step-by-step explanation:

Closure property of subtraction states that for any two integers a and b, (a - b) must also be an integer.
Here x and y are rational numbers. so x - y must also be rational to satisfy the closure property.
