Question

what is the estimate of the unit rate if 12 pairs of socks sell for $5.79.

Answer 1

The unit rate would be $0.48 and to check just multiply by 12

Answer 2

If you would like to know how much will you have to pay for 1 pair of socks, you can calculate this using the following steps:

12 pairs of socks ... $5.79
1 pair of socks ... $x = ?

12 * x = 1 * 5.79    /12
x = 5.79 / 12
x = $0.4825
x = $0.48

Result: You will have to pay $0.48 per unit.