How many hours would someone who earns 9.75 per hour have to work to earn 351

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?

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