A group of friends is addressing wedding invitations. Casey can address 22 envelopes in one hour, Anne can address 48 envelopes in two hours, and Paula can address 62 envelopes in three hours. About how long will it take them to address 420 envelopes? A.
19.09 hours
B.
22.00 hours
C.
7.24 hours
D.
6.30 hours

7.3

step-by-step explanation:

no because after the troops were pulled many blacks were killed by hangings lynchings and other cruel ways which in a way interrupted the reconstruction of the south and differed from the way abraham lincoln had an idea of reconstruction

idk

step-by-step explanation:

13.46

step-by-step explanation:

16.80 x .20 = 13.46