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) Christian |
14.1 s |
(2) David |
15.3 s |
(3) Bryan |
15.2 s |
(4) Adam |
14.6 s |
(a)
1st in the race = (1) Christian
14.1 s2nd in the race = (4) Adam
14.6 s3rd in the race = (3) Bryan
15.2 s4th in the race = (2) David
15.3 s (3) Bryan was the third in the race.
(b)
Total time taken by the 4 girls
= 14.1 + 15.3 + 15.2 + 14.6
= 59.2 s
Average time taken by the 4 girls
= 59.2 ÷ 4
= 14.8 s
Answer(s): (a) 3; (b) 14.8 s