. . . . . . . . A hippopotamus was born July 5. The graph shows the changes in mass for the first 9 weeks of its life. between August 9 and 16. between July 26 and August 2. between August 30 and September 6 between July 12 and 19. Which week did the baby hippopotamus gain the most mass? The way a digit is displayed on a calculator is wrong.When a subtraction is keyed into it the display looks like this.The incorrect symbol is shown three times. . . . . . . . . . . . . . . . . . . . . . . . . . . . . |