Question

please answer me please​

Answer 1

for frist question answer is 5/5

Answer 2

2) Add : 3/5 and 2/5

=3/5+2/5

=5/5

=1

3) Sub : 3/7 and 8/7

=3/7-8/7

= -5/7

4)Multiply : 4/30 by -25/28

= -100/840

= -10/84

= -5/42

5)Divide : 33÷3/9

take reciprocal

=33×9/3

=11×9

=99

6) a rational number is a number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. Since q may be equal to 1, every integer is a rational number

7)No