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Among 4 persons A, B, C and D. A takes twice as much time as B to complete a piece of work. B takes twice as much time as C and C takes twice as much time as D to complete the same work. One group of three of the four men can complete the work in 11 days while another group of three can do so in 7 days. Which is the group that takes 11 days?

(A) A,B,C
(B) A,B,D
(C) B,C,D
(D) D,C,B

P and Q together can complete a job in 30 days. Q and R together can complete the same job in 40 days. P and R together can complete the same job in 40 days. What is the respective ratio of the number of days taken by P when completing the same job alone to the number of days taken by R when completing the same job alone?

(A) 2:5
(B) 3:4
(C) 1:2
(D) 2:3

Smith has to cover a distance of 84 km in 40 minutes. If he covers one-half of the distance in one-fourth of the total time, to cover the remaining distance in the remaining time, what should be his speed in km/hr?

(A) 42 Km/hr
(B) 84 Km/hr
(C) 90 Km/hr
(D) 100 Km/hr

The distance between Multan and Lahore is 170 km. A bus starts from Multan at 6 AM and travels towards Lahore at 20 km/hr. Another bus starts from Lahore at 7 AM and travels towards Multan at 30 km/hr. At what time will they meet?

(A) 8 AM
(B) 9 AM
(C) 10 AM
(D) 11 AM

The speed of a van increases by 5 kmph after every one hour. If the distance travelled in the first one hour was 55 km, what was the total distance travelled in 8 hours?

(A) 116 km
(B) 147 km
(C) 240 km
(D) 580 km

John is travelling on his bike and has calculated to reach point P at 4 pm if he travels at 20 kmph. He will reach there at 12 noon if he travels at 30 Kmph. At what speed must he travel to reach P at 2 pm?

(A) 12 Kmph
(B) 16 Kmph
(C) 18 Kmph
(D) 24 Kmph

A race course is 250 m long. P and Q run a race and P wins by 4 m. Q and R run over the same course and Q win by 3 m. R and S run over it and S wins by 12 m. If P and S run over it, then who would win and by how much?

(A) S by 5.30 m
(B) P by 4.82 m
(C) P by 7.25 m
(D) Q by 6.54 m

A bus can travel 25% faster than a jeep. Both start from point P at the same time and reach point Q, 225 kms away from P, at the same time. On the way, however, the bus lost about 37.5 minutes while stopping at the certain place. What is the speed of the jeep?

(A) 54 Km/h
(B) 63 Km/h
(C) 72 Km/h
(D) 87 Km/h

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