If pedro buys 7.5 gallons of gas for 28.49 how much does each gallon of gas cost? i need to know the operation like add subtract things like that i need to know the clue words as in how do you know its add or subtract multiplication or divist the equation and answer

Is means equals
sum means to add
product means to multiple
quotient means to divide

this is a division because it is asking for cost per gallon and they give you both the total gallons purchased and the total cost
28.49 divided by 7.5 = 3.798 or 3.80 rounded
You get better at word problems the more you do, just practice

Six people to the minimal staar