A transport company has three types trucks A, B and C which are designed to carry three different sizes of boxes P, Q and R per load as shown. Boxes…
2024 · Solved Question with Answer
A transport company has three types trucks A, B and C which are designed to carry three different sizes of boxes P, Q and R per load as shown.
| Boxes | Type of trucks | ||
|---|---|---|---|
| A | B | C | |
| P | 2 | 5 | 2 |
| Q | 3 | 2 | 5 |
| R | 1 | 9 | 0 |
How many trucks of each type should be used to carry exactly 18 boxes of size P, 18 boxes of size Q and 21 boxes of size R? (use cramer's rule or inverse matrix method)