Study the two figures given below and answer the five items that follow :

Bar chart showing the number of Male and Female professors in selected disciplines. The Y-axis represents the number of professors (0 to 32). The X-axis lists the disciplines: PHYSICS, MATHEMATICS, CHEMISTRY, BOTANY, PSYCHOLOGY, and ECONOMICS. Male professors are represented by solid black bars, and Female professors are represented by dotted bars.

Discipline	Male	Female
PHYSICS	32	8
MATHEMATICS	28	8
CHEMISTRY	16	24
BOTANY	10	14
PSYCHOLOGY	4	6
ECONOMICS	24	8

Figure 1 : Number of Professors in selected disciplines in a University by sex

Pie chart showing the age distribution of Physics Professors. The legend indicates age groups: 35 - 44 (solid black), 25 - 34 (diagonal lines), 60 - 65 (dotted), and 45 - 59 (cross-hatched).

Age Group	Percentage
35 - 44	40%
25 - 34	30%
60 - 65	10%
45 - 59	20%

Figure 2 : Age of Physics Professors

Which one of the following disciplines has the highest ratio of males to females ?

Physics

Mathematics

Chemistry

Economics