write the equation of varition and solve for the constant of variation
p 1 2 3 4 5
q 7 28 63 112 175
2. p 3 6 12 24 48
q 16 8 4 2 1
3.p 3 6 12 24 48
q 16 8 4 2. 1
4.p 6 12 18 24 30
q. 2 4. 6 8 10​