Consider the matrices P, Q, R and S which are 20 x 15, 15 x 30, 30 x 5 – McqOptions

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1.	Consider the matrices P, Q, R and S which are 20 x 15, 15 x 30, 30 x 5 and 5 x 40 matrices respectively. What is the minimum number of multiplications required to multiply the four matrices?
A.	6050
B.	7500
C.	7750
D.	12000
Answer» D. 12000

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