Change of subject of formula - Jamb Mathematics Past Questions and Answers

Question 6:

• JAMB 2017

Make S the subject of the relation
p = s + \(\frac{sm^2}{nr}\)

A. S = \(\frac{nrp}{nr + m^2}\)
B. S = nr + \(\frac{m^2}{mrp}\)
C. S = \(\frac{nrp}{mr}\) + m²
D. S = \(\frac{nrp}{nr}\) + m²

Question 7:

• JAMB 2017

Given m = N\(\sqrt{\frac{SL}{T}}\) make T the subject of the formula

A. \(\frac{\text{NSL}}{M}\)
B. \(\frac{N^2SL}{M^2}\)
C. \(\frac{N^2SL}{M}\)
D. \(\frac{NSL}{M^2}\)

Question 8:

• JAMB 2018

If \(\frac{x}{a + 1}\) + \(\frac{y}{b}\) = 1. Make y the subject of the relation.

A. \(\frac{b(a + 1 - x)}{a + 1}\)
B. \(\frac{a + 1}{b(a - x + 1)}\)
C. \(\frac{a(b - x + 1)}{b + 1}\)
D. \(\frac{b}{a(b - x + 1)}\)

Question 9:

• JAMB 2017

Make S the subject of the relation
p = s + \(\frac{sm^2}{nr}\)

A. S = \(\frac{nrp}{nr + m^2}\)
B. S = nr + \(\frac{m^2}{mrp}\)
C. S = \(\frac{nrp}{mr}\) + m²
D. S = \(\frac{nrp}{nr}\) + m²

Question 10:

• JAMB 2016

If N = \(\frac{p}{2}\)(\(\frac{T_1 - T_2}{T_1}\)). Find P when N = 12, T₁ = 27 and T₂ = 24.

A. 48
B. 108
C. 54
D. 216