CTET Class I to V 7 Feb 2023 Paper
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Question : 43 of 150
Marks:
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The blood groups of 25 students of a certain class of a school are as follows :
A, O, A, B, AB, O, A, O, A, B, O, B, A, AB,
AB, A, B, A, B, O, B, AB, A, O, B
What is the difference of the number of students having blood groups A and AB ?
A, O, A, B, AB, O, A, O, A, B, O, B, A, AB,
AB, A, B, A, B, O, B, AB, A, O, B
What is the difference of the number of students having blood groups A and AB ?
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