(a) The percentage of Afro-American students between twenty and twenty-three who were not enrolled in Gilmore Community College
(b) The percentage of Afro-American students between twenty and twenty-thirty who graduated from Gilmore Community College
(c) The percentage of Afro-American students who, after attending Gilmore Community College, entered highly paid professions
(d) The non-Afro-American students between twenty and twenty-three who were enrolled in Gilmore Community College
317. Among four persons Prince, Queen, Raj and Sashi. Prince takes thrice as much time as Queen to complete a piece of work. Queen takes thrice as much time as Raj and Raj takes thrice as much time as Sashi to complete the same work. One group of three of the four men can complete the work in 13 days while another group of three can do so in 31 days. Which is the group that takes 13 days?
(a) Prince, Queen, Raj
(b) Prince, Queen, Sashi
(c) Queen, Raj, Sashi
(d) Prince, Raj, Sashi
318. A tennis marker is trying to put together a team of four players for a tennis tournament out
of seven available. males - a, b and c; females – m, n, o and p. All players are of equal ability
and there must be at least two males in the team. For a team of four, all players must be able
to play with each other under the following restrictions:
b should not play with m,
c should not play with p, and
a should not play with o.
Which of the following statements must be false?
(a) b and p cannot be selected together
(b) c and o cannot be selected together
(c) c and n cannot be selected together
(d) All are correct
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