Help plz I will give brainliest if it's right

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

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish

Mr. t has been dating his girlfriend for one year nine months and six days how many hours has mr. t been in a relationship