What ratio is equivalent to 24: 28

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.

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

Ben and cam are scuba diving. ben is 15.815.8 meters below the surface of the water. cam is 4.24.2 meters above ben. what is cam's position relative to the surface of the water? choose 1 choose 1 (choice a) a 11.611.6 meters above the surface of the water (choice b) b 11.611.6 meters below the surface of the water (choice c) c 2020 meters above the surface of the water (choice d) d 20 meters below the surface of the water