Can someone help me with this 7th-grade math problem it is ratios I will give brainliest if it is correct so make sure it is correct

Answer:
c
Step-by-step explanation:
15 divided by 10= 1.5
21 divided by 14= 1.5
Answer: C is correct
Step-by-step explanation:
If you put in the fractions into a calculator you will see that both ratios are equal to 1.5