1020.5 round to the nearest tenth place

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Look at the chart showing the results of a baseball player at bat. which is the probability of getting a hit?