I am having a hard time with this problem will you help me please?​

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?