A rectangle has a length equal to 6a ^ 4 b cm and a width equal to 7 a ^ 2 b cm. find the area plz help

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

Can someone me out here and the tell me the greatest common factor

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base