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
Normal blood volume in adult human is-
A 4 Liters
B 2 Liters
C 3 Liters
D 5 Liters
On a bus all the children's fare is Tk. 840. If the fare of one children is Tk. 60 which is 3/4 of the adult's fare, calculate the adult fare.
A Tk. 80
B Tk. 140
C Tk. 120
D Tk. 100
The total fare for 2 adults and 3 children on a bus is Tk. 210. If a child's fare is half of that of an adult, what is the fare of an adult?
A 45
B 50
C 54
D 60
Three maths classes: X, Y, and Z take an algebra test. The average score of class X is 83. The average score of class Y is 76. The average score of class Z is 85. The average score of class X and Y is 79 and the average score of class Y and Z is 81. What is the average score of the combined classes X, Y, and Z?
A 81
B 81.5
C 82
D 84.5
Three math classes , X, Y , and Z, take an algebra test. The average score in class X is 83. The average score in class Y is 76. The average score in class Z is 85. The average score of all students in classes X and Y together is 79. The average score of all student classes Y and Z together is 81. What is the average for all the three classes?
A 81
B 81.5
C 82
D 84.5
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+
Normal range of fasting blood sugar in adult is-
A 2.0-3.0 mmol/L
B 10.0 12.0 mmol/L
C 7.6 11.9 mmol/L
D 4.5 6.1 mmol/L

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