What is 2+2=? I don’t know

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?