Answer:
37.43 %
Explanation:
Here the original dimensions of the painting was 8.5" x 11"
The area of original sketch was = 8.5 x 11 = 93.50 Sq In
Now the dimensions are reduced to 5" x 7 "
The area of the sketch to be fitted in the frame = 5 x 7 = 35 Sq In
The percentage of original sketch could be fit in the frame
=

=37.43
Hence the percentage of original sketch covered in the frame will be 37.43% . However we do not have this option available. Kindly recheck the options provided.