There are 3 feet in 1 yard this is equivalent to 12 feet in 4 yards which proportion can be used to represent this?
12/1=4/12
1/3=12/4
3/1=4/12
3/1=12/4

 The answer is (D)

Step-by-step explanation: Given that  there are 3 feet in 1 yard, which ios equivalent to 12 feet in 4 yards. We are to select the correct option from the four proportions that can be used to represent this.

1 yard = 3 feet  implies  4 yards = 12 feet.

Therefore, the required proportion will be written as

Thus, the correct option is (D).  

7

step-by-step explanation:

step-by-step explanation:

the multiplicative inverse of a fraction a/b is b/a. for the multiplicative inverse of a real number, divide 1 by the number. for example, the reciprocal of 5 is one fifth 1/5 or 0.2, and the reciprocal of 0.25 is 1 divided by 0.25, or 4.