Help it due by tonight and I have no clue how to do it

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?

You use technology ans find a sum of 6.712e-8. write this sum in standard form

Will mark brainliest, , and rate to only chrislaurencelleenzo is making a scale drawing of the rectangle below. ~imageenzo says that he can draw an enlarged rectangle that is 16 centimeters by 13 centimeters. which explains whether enzo is correct? enzo is correct because he used a factor of 2 to enlarge the rectangle. enzo is correct because he doubled one dimension and added the two lengths to get the other dimension. enzo is not correct because the enlarged rectangle should be 16 centimeters by 5 centimeters. enzo is not correct because he did not multiply the length and width by the same factor.