I need help to understand this type of math, ive tried to use the app to search for answers and hope they would give me a explanation but im still unable to pass. so please explain how I can understand this.​

If 20% of a number is 35, what is 50% of that number?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6