Multiply 5/7 times 4/3. Convert the answer to a mixed number.

To multiply 5/7 by 4/3, we multiply the numerators and denominators together:

(5/7) * (4/3) = (5 * 4) / (7 * 3) = 20/21

To convert 20/21 to a mixed number, we divide the numerator (20) by the denominator (21):

20 ÷ 21 = 0 remainder 20

The whole number part of the mixed number is 0, and the fractional part is 20/21. Therefore, the answer is:

0 20/21