2/w=0.4/0.7 what is w ?

Need an artist designed a badge for a school club. figure abcd on the coordinate grid below shows the shape of the badge: the badge is enlarged and plotted on the coordinate grid as figure jklm with point j located at (2, -2) and point m is located at (5, 4). which of these could be the coordinates for point l? a. (2, 4) b. (8, 4) c. (5, 1) d. (5, 7)

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

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