Two ingredients in a recipe are 2 1/2 cups of flour and 1 1/2 cups of sugar. of june keeps the proportion the same, how many cups of flour should she add to 4 cups of sugar

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest