Jamb Mathematics Past Questions and Answers

Question 1831:

• JAMB 2006

If the locus of the points which are equidistant from point P and Q meets line PQ at point N, then PN equals

A. NQ
B. ¹/₄NQ
C. 2NQ
D. ¹/₂NQ

Question 1832:

• JAMB 2006

In the diagram above, PQ = 10 cm, PS = 8 cm and ∠ PSR is 60^o while ∠ SRQ is a right angle. Find SR

A. 14 cm
B. 14√3 cm
C. 10 cm
D. 10√3 cm

Question 1833:

• JAMB 2006

The solution set of the shaded area above is

A. Y ≥ 0, y ≥ x and y + x ≤ 4
B. Y ≤ x, y + x ≤ 4
C. Y + x ≥ 4, y ≤ x
D. Y ≤ x, y + x ≤ 4 and y ≥ 0

Question 1834:

• JAMB 2006

A binary operation \(\oplus\) defined on the set of real number is such that x\(\oplus\)y = xy/6 for all x, y ∈ R. Find the inverse of 20 under this operation when the identity element is 6

A. ¹/₁₂
B. ¹⁰/₃
C. ¹/₂₀
D. ⁹/₅

Question 1835:

• JAMB 2006

If p varies inversely as the cube of q and q varies directly as the square of r, what is the relationship between p and r?

A. P varies directly as r³
B. P varies inversely as r⁶
C. P varies inversely as ⁶√P
D. P varies directly as r⁶