PSLE The table shows the times taken by four students to complete a race.
- Who was the third in the race? Give your answer in number. (Eg 1)
- What was the average time taken by the 4 students to complete the race?
Students |
Time |
(1) David |
13.9 s |
(2) Bryan |
15 s |
(3) Adam |
14.6 s |
(4) Christian |
14.5 s |
(a)
1st in the race = (1) David
13.9 s2nd in the race = (4) Christian
14.5 s3rd in the race = (3) Adam
14.6 s4th in the race = (2) Bryan
15 s (3) Adam was the third in the race.
(b)
Total time taken by the 4 students
= 13.9 + 15 + 14.6 + 14.5
= 58 s
Average time taken by the 4 students
= 58 ÷ 4
= 14.5 s
Answer(s): (a) 3; (b) 14.5 s