Respuesta :
[tex]\bf \cfrac{45}{63}\implies \cfrac{9\cdot 5}{9\cdot 7}\implies \cfrac{9}{9}\cdot \cfrac{5}{7}\implies 1\cdot \cfrac{5}{7}\implies \cfrac{5}{7}[/tex]
Answer: OPTION A.
Step-by-step explanation:
You have the folllowing fraction given in the problem:
[tex]\frac{5}{7}[/tex]
To find an equal fraction, you must multiply the numerator and the denominator by the same number.
OPTION A. The product is obtained by multiplyin 5 by 9 and the produc 63 is obtained by multiplyin 7 by 9. Then, you obtain:
[tex]\frac{5*9}{7*9}[/tex]= [tex]\frac{45}{63}[/tex]
The fraction of OPTION B is not obtained by multiplying the numerator and the denominator of originl fraction by the same number.
The fraction of OPTION C is not obtained by multiplying the numerator and the denominator of originl fraction by the same number.
The fraction of OPTION D is not not obtained by multiplying the numerator and the denominator of originl fraction by the same number.