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
Two outlets of a motor manufacturing company reported that revenue from outlet x in 2013 was down 11 percent from 2012. and revenue from outlet Y in 2013 were up 7 percent from 2012. If total revenue from outlet X & Y in 2013 was up 1 percent from 2012, what is the ratio of revenue from outlet X in 2012 revenue from outlet Y in 2012?
A 1 : 2
B 4: 5
C 1 : 1
D 3: 2
The gross or total head of the turbine is the ___________ of the water levels at the head race and tail race.
A Sum
B Difference
C Product
D None of these
In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta.
A Less than
B More than
C Equal to
D None of these
The static head of a centrifugal pump is equal to the _________ of suction head and delivery head.
A Product
B Difference
C Sum
D None of these
Parson's reaction turbine is a __________ reaction turbine.
A 40 percent
B 50 percent
C 60 percent
D 70 percent
Nina was 1.25 m tall. One year later she was 10% taller and in the nest year height increased a further 12% from her new height .What is her height after both increases?
A 146 cm
B 152 m
C 1.54 m
D 165 m
In a 100m race, Jami beats Rony by 4 sec. If Jami allowed Rony to start 16m ahead of him, then Jami and Rony reach the finishing point at the same time. How long does Jami take to run the 100m race?
A 24 sec.
B 21 sec.
C 20 sec.
D 20.5 sec.
In a 100m race, A beats B by 10m and C by 13m. In a race of 180m, B will beat C by
A 5.4m
B 4.5m
C 5m
D 6m
In a 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by :
A 20 m
B 25 m
C 22.5 m
D 9 m

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