27 times 9 to the power of 3x can be written in the form 3 to the power of k, where Kis an expression of x, what is K?

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?