Someone help so lost I didn’t understand the course and now I’m stuck please help a girl out

The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?