Answer: 28
Step-by-step explanation: Look at the numerators(the top numbers). Do 8 divided by 2. That equals 4. By doing this, we know that 2 x 4 = 8. Multiply 7 by 4 to get 28. The reason why you multiply 7 by 4 is because if you multiply 4 on top, you have to multiply by 4 on the bottom.