help me fill in the blanks please very easy just want to see peoples answers for points please answer correctly and in order.

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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.