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1st Q...
Probability of events A&B to occur = Probability of A*Probability of B
so A&B= 0.8*0.6=.53
The answer is (C)
2nd Q...
Y=Mx+b
Slope (M)= (7-2)/(1+2)=>5/3
7=(5/3*1)+b=> b=16/3
so=> 12=(5/3*4)+16/3
=>(20/3+16/3)
=36/3=12
The answer is (C)
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With knowledge...
Comes power...
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