Final answer:
To find the equivalent fractions of 3/7, we need to multiply the numerator and denominator by the same number to maintain the ratio. The equivalent fraction of 3/7 is 30/70.
Step-by-step explanation:
To find the equivalent fractions of 3/7, we need to multiply the numerator and denominator by the same number to maintain the ratio. We can start by multiplying both 3 and 7 by 10, which gives us 30/70. Since both 30 and 70 share a common factor of 10, we can simplify the fraction further to get 3/7. Therefore, the equivalent fraction of 3/7 is 30/70, not listed in the options.