A necklace contains 36 grams of gold. 72% of the mass of the necklace is gold. What is the mass of the necklace?

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

Josephine has a great garden with and area of 2x2 + x - 6 square feet

The perimeter of a rectangle is greater than or equal to 74 meters. if the length is 25 meters, the minimum width of the rectangle is meters.