Fre points anyone have discord plez

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n