Answer:
16/33
Step-by-step explanation:
12C4(total possible outcomes)=495
Since there are 6 married couples there must be 6*[2C2×10C2]=270
must subtracted 15 since when there are 2 couples in a group would have doubled 270-15=255
the no of groupings with no married couples 495-255 =240
probability=no of favourable outcomes /no of possible outcome
probability=240/495= 16/33
Answer:
3x-70
Step-by-step explanation:
(3y+40 ) 120x is the answer of that question answer
Answer: 
Step-by-step explanation:

Move the g-terms to the left side. and the independent terms to the right side. Remember to change the sign if you move from one side to another.



Divide by -1 on both sides to make g positive. When it comes to dividing by negatives in inequalities, the inequality sign changes direction.


Answer:
452.4 cm
Step-by-step explanation:
the formula for the area of a circle is A = pi r^2
Answer:
Part A - 
Part B - 
Step-by-step explanation: