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) Adam |
12.2 s |
(2) David |
14 s |
(3) Christian |
13.2 s |
(4) Bryan |
12.7 s |
(a)
1st in the race = (1) Adam
12.2 s2nd in the race = (4) Bryan
12.7 s3rd in the race = (3) Christian
13.2 s4th in the race = (2) David
14 s (3) Christian was the third in the race.
(b)
Total time taken by the 4 girls
= 12.2 + 14 + 13.2 + 12.7
= 52.1 s
Average time taken by the 4 girls
= 52.1 ÷ 4
= 13.025 s
Answer(s): (a) 3; (b) 13.025 s