Acandlemaker adds lemon oil to wax to make the lemon-scented candle shown. how many ounces of oil will he need for the candle to have 0.0025 ounces of oil per cubic centimeter of wax? a vertical cuboid of length 25 cm, height 10 cm and width 8cm

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

If you answer right ill give brainliest, : )