Question

express 3/13 as a rational number with -
i)numerator 75
ii)numerator -45
iii)denominator 91
iv)denominator -39

Answer 1

1) 3/13×25/25

=75/523

2) 3/13×-15/-15

=-45/-208

3) 3/13×7/7

=21/91

4) 3/13×-3/-3

=-9/-39

Answer 2

Answer:

the ans of 4 is 9/-39 I think it is correct......