**Guide :High School **

# 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?

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**M vaires jointly as with p and rm=kprm=1p=2r=4sub1=k*2*41=k*8divide both sides by 81/8=kanswer is contatnt is 8**...