ASAP! Raul needs to make a soil mixture of 2/5 sand, 2/5 clay, and 1/5 peat moss to pot his plants. He has 75 pounds of sand. How many total pounds of soil will Raul have if he adds clay and peat moss to the sand to make the correct mixture? 112.5 pounds

a 112.5 pounds
b 150 pounds
c 225 pounds
d 187.5 pounds

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).