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25 February, 01:06

A quantity m varies jointly with p and r. If m is 1, p is 2, and r is 4. What is the constant of variation?

1/8

1/2

2

8

+2
Answers (1)
  1. 25 February, 02:46
    0
    M vaires jointly as with p and r

    m=kpr

    m=1

    p=2

    r=4

    sub

    1=k*2*4

    1=k*8

    divide both sides by 8

    1/8=k

    answer is contatnt is 8
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