An item has a listed price of $40. if the sales tax rate is 4%, how much is the sales tax (in dollars)?

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

Who long does it take to drive 150 miles at 45 miles per hour