I think it is c hope it helps
50% of 40 is 20, and 40% of 50 is 20, neither one is greater, they're equal
A) 1.00
Just look at where the slope crosses 2 miles and then look left on the y-axis where the price is given
Their frequency stays the same and their wavelength decreases
( 2a2 - 2b - 1 ) Is the answer when simplifying the expression.