Mathematics
2022 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE MA 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 64–65 of 65. Imported answers require review unless explicitly marked reviewed.
Question 64
Open questionMANAT2 marksNeeds review
A certain product is manufactured by plants
,
and
whose capacities are 15, 25 and 10 units, respectively. The product is shipped to markets
,
,
and
, whose requirements are 10, 10, 10 and 20, respectively. The transportation costs per unit are given in the table below.\n\n| |
|
|
|
| Supply |\n|---|---:|---:|---:|---:|---:|\n|
| 1 | 3 | 1 | 3 | 15 |\n|
| 2 | 2 | 4 | 1 | 25 |\n|
| 2 | 1 | 1 | 2 | 10 |\n| Demand | 10 | 10 | 10 | 20 | |\n\nThen the cost corresponding to the starting basic solution by the Northwest-corner method is _____.Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 65
Open questionMANAT2 marksNeeds review
Let
be a
real matrix such that
. If the determinant of
is
, then the trace of
equals _____.Log in to check the answer
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