The Baldwin family walked 4/5 of a mile in 4/9 of an hour. What is their unit rate in miles per hour?

1.8

Step-by-step explanation:

Unit rate in mile per hour

=  4/5 mile / 4/9 hour

= 4/5 * 9/4 = 9/5  miles per hour

= 9/5 = 1.8 miles per hour

-362

step-by-step explanation:

(12)(4)+2(12)-34(12)+2(12)-3

  \/         \/         \/         \/

  48 +   24 -   408 + 24 - 3

      \   /               \   /

          72     -     432 - 3 = -363

step-by-step explanation: