Which of the following describes independent events A and B? 1) P(A)=0.70 P(B)=0.70 P(A and B)=0.40

2) P(A)=0.40
P(B)=0.70
P(A and B)=0.28

3) P(A)=0.40
P(B)=0.00
P(A and B)=0.40

4) P(A)=0.70 P(B)=0.40
P(A and B)=0.30

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

4+(2+x) can you me solve this problem

Points j and k plotted on the coordinate grid are two vertices of rectangle jklm rectangle jklm has an area of 7 square units point j is located at 2,1 and point k is located at -5,1 each vertex of the rectangle is located at a point that has integer coordinates. what is the perimeter of rectangle jklm? (need answer asap)