Pweasee brainliestt meg has a can that contains 80% orange juice and the rest water. the can has 1 liter of water. part a: write an equation using one variable that can be used to find the total number of liters of orange juice and water in the can. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of orange juice in the can. (5 points) part b: how many liters of orange juice are present in the can? show your work. (5 points)

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0