Can someone please tell me what 5(2+4d)-3 is

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

What is the least common factor of 6 and 8

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers