Related Questions

Q.(1-4): Answer the questions on the basis of the information given below. * F,G and H are insurance companies , Q,R,S and T are private detectives .Each detective works for at least one of the insurance companies. * Q always works for F and at least one of the other companies. Some of the time G employs only one of these detectives,' the rest of the time it employs exactly two of them. *F and H each employ exactly two of these detectives all the time. If R works for H only, and if S works for G and H only, T works for--
A F only
B G only
C H only
D both F and G
If Arif works alone he will take 20 more hours to complete a task than if he works with Babu to complete the task. If Babu work alone, he will take 5 more hours to complete the task than if he works with Arif to complete the task. What is the ratio of the time taken by Arif to than taken by Babu if each of them works alone to complete the task?
A 2 : 1
B 5 : 3
C 7 : 5
D None of these
In a syphon aqueduct
A Drainage passes over the canal and F.S.L. of the canal is below the bottom of the drainage trough
B Drainage passes over the canal and F.S.L. of the canal is above the bottom of the drainage trough
C Canal passes over the drainage and H.F.L. of the drainage is above the bottom of the canal trough
D Canal passes over the drainage and H.F.L. of the drainage is below the bottom of the canal trough
The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to
A 1 to 2 m per second
B 2 to 3 m per second
C 3 to 4 m per second
D 4 to 5 m per second
The level of the floor of a syphon aqueduct can be obtained
A By subtracting the depth of the culvert from the canal bed level
B By subtracting the thickness of culvert plus the depth of the culvert from the canal bed level
C Both (A) and (B)
D None of these
Whenever G employs only one detective, which of the following must be true? 1.R works for two insurance companies. 2. T works for G, 3. S works for two insurance companies
A 1 only
B 2 only
C 3 only
D 1 and 2 only
"I have read most of the works of Shakespeare". In this sentence "works" is used as-
A Adverb
B Adjective
C Reflexive verb
D Noun
In a sample of 50 people, 19 had type O blood, 22 had type A blood, 7 had type B blood and 2 had type AB blood. If a person is selected randomly, find the probability that the person has neither type A nor type O blood?
A 15/25
B 31/50
C 11/25
D 9/50
If a women is paid Tk. m per hour for every hour she works up to 8 hours and is paid double for every hour she works after 8 hours, how many Tk. will she be paid for working 13 hours?
A 13 m
B 18 m
C 6
D 8
A worker is paid Tk. d an hour for the first 8 hours she works in a day. For every hour after the first 8 hours, she is paid Tk. c an hour. If she works 12 hours in one day, what is her average hourly wage for that day?
A (4d+80)/12
B 8d+4c
C (8d+12c)/12
D (2d+c)/3

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