PSLE The number of visitors to a zoo was 1380 in October. This was a 80% decrease from the number in September. How many visitors were there in September?
|
Percent |
Number of visitors |
September |
100% |
? |
Change |
- 80% |
|
October |
20% |
1380 |
Number of visitors in October in percentage
= 100% - 80%
= 20%
20% of visitors = 1380
1% of visitors = 1380 ÷ 20 = 69
Number of visitors in September
= 100% of visitors
= 100 x 69
= 6900
Answer(s): 6900