A project has 79 activities but only 9 activities are discussed here. Activity K, duration =22 days, IP= not given Activity Q, duration =19 days, IP= not given Activity D, duration =21 days, IP= not given Activity L, duration =48 days, IP=K Activity P, duration =33 days, IP=K,Q,D Activity A, duration =51 days, IP=G Activity M, duration =27 days, IP=L,P Activity N, duration =13 days, IP=L,P Activity R, duration =11 days, IP=P,A If ES(K)=96,ES(Q)=64, and ES(D)=62, find EF(R). A project has 79 activities but only 9 activities are discussed here. Activity K, duration =22 days, IP= not given Activity Q, duration =19 days, IP= not given Activity D, duration =21 days, IP= not given Activity L, duration =48 days, IP=K Activity P, duration =33 days, IP=K,Q,D Activity A, duration =51 days, IP=G Activity M, duration =27 days, IP=L,P Activity N, duration =13 days, IP=L,P Activity R, duration =11 days, IP=P,A If ES(K)=96,ES(Q)=64, and ES(D)=62, find EF(R)