PSLE The table shows the times taken by four girls 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 girls to complete the race?
Girls |
Time |
(1) Bryan |
13.5 s |
(2) David |
14.7 s |
(3) Adam |
14.3 s |
(4) Christian |
14.1 s |
(a)
1st in the race = (1) Bryan
13.5 s2nd in the race = (4) Christian
14.1 s3rd in the race = (3) Adam
14.3 s4th in the race = (2) David
14.7 s (3) Adam was the third in the race.
(b)
Total time taken by the 4 girls
= 13.5 + 14.7 + 14.3 + 14.1
= 56.6 s
Average time taken by the 4 girls
= 56.6 ÷ 4
= 14.15 s
Answer(s): (a) 3; (b) 14.15 s