Question:
The equivalent rational number of $\frac{7}{9}$, whose denominator is 45 is_________.
Solution:
Form the question it is given that equivalent of $7 / 9=$ Numerator $/ 45$
To get 45 in the denominator multiply both numerator and denominator by 5
Then,
$=(7 \times 5) /(9 \times 5)$
$=35 / 45$
So, the equivalent rational number of $7 / 9$, whose denominator is 45 is $(35 / 45)$