Answer:
1.75
Step-by-step explanation:
The radius of Sphere A = 24 centimeters
The radius of sphere B = 42 centimeters
[tex]\text{Radius of Sphere B} \div \text{Radius of Sphere A}=42 \div 24\\=1.75[/tex]
Therefore, The radius of sphere A is multiplied by 1.75 to produce the radius of sphere B