Related Questions

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
A Tk 2,600 is to be divided among three people so that Z receives twice as much as Y , who receives 1/10 of Z . How much money should Z receives?
A Tk. 1800
B Tk. 2000
C `Tk. 1575
D Tk. 1625
A Tk 4,800 is to be divided among three people so that X receives twice as much as Y , who receives 1/5 of Z . How much money should Z receives?
A Tk. 1800
B Tk. 2000
C Tk. 3600
D Tk. 3000
An individual whose blood type is B may in an emergency, donate blood to a person whose blood type is
A B or A
B AB or A
C A or O
D AB or B
Person having blood group 'B' can donate the blood to person having blood group
A A and O
B B and O
C A and AB
D B and AB
A man whose blood group is not known meet with a serious accident and needs blood transfusion immediately. Which one of the blood group mentioned below and readily available in the hospital will be safe for transfusion?
A O, Rh-
B O, Rh+
C AB, Rh-
D AB, Rh+
A total of TK. 450 is divided into equal shares. If kate receives four shares , Kevin received three shares, and Anna receives the remaining two shares, how much money did Kevin receive ?
A TK. 100
B TK. 150
C TK. 200
D TK. 250
An amount of 320 is divided among A, B and C such that A receives 30 more than B and C receives 20 more than A. How much does C receive?
A 130
B 135
C 140
D None of these
Which among the following carries impure blood to human heart?
A Aorta
B Pulmonary vein
C Pulmonary arteries
D Vena Cava
How much of blood does the normal human heart on each of its contraction pump into the arteries?
A 30 cm3
B 40 cm3
C 50 cm3
D 60 cm3

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