A golden padlock weighs 4/5 of a pound, but only 3/4 of the padlock is real gold. How
many pounds of real gold are in the
padlock?

A large, silver key contains 5 1/3 ounces of
silver. A similar key, 1 7/8 times bigger than
the first is made. How many ounces of
silver does it contain?

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

Anyone know these questions? i need ,.

Add: (6x^2-5x+3) + (3x^3+7x-8) a. 9x^2+12x-5 b. 9x^2+2x+11 c. 9x^2+2x-5 d. 9x^2-2x+5