Adress on sale in a shop is marked at $d. during the discount sale its price is reduced by 15%. staff are allowed a further 10% reduction on the discounted price. if a staff member buys the dress what will she have to pay in terms of d ?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

What percent of 18 is 24? and plz explain thx.