Question 322077
Red: Jar 1 
P(R)=4/10
Red: Jar 2
P(R)=5/10
P(both R)=(4/10)(5/10)=20/100
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Blue: Jar 1
P(B)=6/10
Blue: Jar 2
P(B)=5/10
P(both B)=(6/10)(5/10)=30/100
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P(both same color)=P(both R) OR P(both B)
P(both same color)=P(both R)+P(both B)
P(both same color)=20/100+30/100=50/100=1/2