I zoom in for y’all but for real please help

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°

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