Answer: 15
Step-by-step explanation: What is the value of 3/4 of the number 20. Divide 20 by 4 or 20/4 equals 5. Multiply the value of 5 by 3 to show 3/4 of the total 20. 20÷4=5, 3×5=15 equivalent of 3/4 of 20. Hope the explanation & equation form is acceptable.