Jorge compra 520 litros de vino a 0.45 euros el litro a esos 520 litros de vino le añade 42 litros de agua y vende la mescla a 0.85 euros el litro ¿ cuál es la ganancia de gorge ?

What is the square root of 45? (step by step working plz)

Myra took a picture of the sky one afternoon when two jet airplanes appeared to draw a pair of parallel lines with their vapor trails. the vapor trails from two other jets flying from another direction crossed over the parallel trails. she printed her picture and labeled the angles and lines. assume lines c and d are parallel and 2 measures 98°. which statements are true? check all that apply. 3 = 6 = 98° 3 = 14 = 98° 4 = 8 = 82° 4 = 12 = 82° 5 = 8 = 82°

With this problem-elena cycled to school. find the distance travelled by elena if her bicycle wheels rotated 840 times and the radius is 0.25 m.