Answer if you know! solve: 2/3 x = -20a) -60 b) -30 c) -10 d) 10

Given the following statements, which is the best

Which of the following is correct interpretation of the expression -4+13

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?