Question 1155834
all are jacks--there are 4 jacks
(4/52)(3/51)(2/50)(1/49). with each draw, there is one less jack and one fewer card overall
The product is 24/6497400=0.000037

all are black
(26/52)(25/51)(24/50)(23/49)=0.0552

all are hearts
(13/52)(12/51)(11/50)(10/49)=0.0026