Question

1. the ratio of blue marbles to yellow marbles is 4:5. write an equivalent ratio to the ratio of blue marble to yellow marbles.

Explanation:

Step1: Pick a scaling factor

Choose a non-zero integer, e.g., 2

Step2: Scale both ratio terms

Multiply 4 and 5 by 2: $4\times2 = 8$, $5\times2 = 10$

Step3: Form new equivalent ratio

Combine results: $8:10$

Answer:

8:10 (example equivalent ratio)