If a concrete mix contains 1-1/2 cubic feet of gravel, 1/2 cubic foot of water, 1 cubic foot of cement, and 2 cubic feet of sand, what percentage of the mix is
sand?

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Asequence has its first term equal to 4, and each term of the sequence is obtained by adding 2 to the previous term. if f(n) represents the nth term of the sequence, which of the following recursive functions best defines this sequence? (1 point) f(1) = 2 and f(n) = f(n − 1) + 4; n > 1 f(1) = 4 and f(n) = f(n − 1) + 2n; n > 1 f(1) = 2 and f(n) = f(n − 1) + 4n; n > 1 f(1) = 4 and f(n) = f(n − 1) + 2; n > 1 i will award !

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i