Number of type B cold drink bottles made in 2021 = 2500
Number of type A cold drink bottles made in 2021 = 2500 * 7/5 = 3500
Number of type A cold drink bottles made in 2022 = 3500*100/87.5 = 4000
Number of type A cold drink bottles made in 2020 = 5500 - 3500 = 2000
Number of type B cold drink bottles made in 2020 = 2000 - 200 = 1800
Number of type B cold drink bottles made in 2022 = 7300 - 2500 - 1800 = 3000
In tabular form -
Year | Type A cold drink bottles | Type B cold drink bottles |
2020 | 2000 | 1800 |
2021 | 3500 | 2500 |
2022 | 4000 | 3000 |
Number of type B cold drink bottles made in 2020 = 1800
Number of type B cold drink bottles made in 2022 = 3000
Required difference = 3000 - 1800 = 1200