Related Questions

John, Jack, Joseph and Jordan participated in a running race. Only the winner finished the race in 10 minutes. Which two pieces of information can tell you who the winner was? (i) John finished the race in 16 minutes . (ii) Joseph finished the race earlier than Jack by 2 minutes. (iii) Jack finished the race later than Jordan by 4 minutes. (iv) Jordan finished the race earlier than John by 6 minutes. (v) John finished the race later than Joseph by minutes.
A I and II
B I and IV
C II and III
D II and V
A can complete a certain work in 4 minutes, B in 5 minutes, C in 6 minutes, D in 10 minutes and E in 12 minutes. The average number of units of work completed by them per minute will be
A 0.40
B 0.16
C 0.80
D None of these
Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes, and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P, Q and R respectively. What is the proportion of the solution R in the liquid in the tank after 3 minutes?
A $$\frac{5}{{11}}$$
B $$\frac{6}{{11}}$$
C $$\frac{7}{{11}}$$
D $$\frac{8}{{11}}$$
Sixty-five percent of a number is 21 less than four-fifth of that number. What is the number ?
A 140
B 142
C 144
D 145
Sixty-five percent of a number is 21 less than; four-fifth of that number.What is the number?
A 140
B 150
C 160
D None of these
The chairman is in fact a man ----sixty
A at
B in
C for
D of
Mithu is ranked twenty- first in a class of sixty-five students. What will be his rank if the lowest candidate is assigned rank 1?
A 44th
B 45th
C 46th
D None
Mitu is ranked twenty-first in a class of sixty five students. What will be his rank if the lowest candidate is assigned rank 1?
A 44th
B 45th
C 46th
D None
Braille, the universally accepted 'system' of writing used by blind persons, consists of sixty-three characters
A catalog
B method
C committee
D punctuation
Sixty miles (be) a long distance-
A are
B were
C is
D none of them

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