Question
Zane's timing for running in his first five heats were 55 s, 43 s, 51 s, 50 s, and 56 s. He wishes to improve his overall average timing by 1 s. What timing must he clock in the sixth heat?
2 m

Click button first when a symbol is required. X

Zane's timing for running in his first five heats were 55 s, 43 s, 51 s, 50 s, and 56 s. He wishes to improve his overall average timing by 1 s. What timing must he clock in the sixth heat?