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A national standardized test is graded on a scale from I to 5. The scores for a particular school are given below. If a

student is chosen at random, what is the probability that they scored a 4 or a 5?

No. of Students Score
5
4
3
75
20
10
OA 22. 5%
OB. 45%
OC. 60%
OD. 75%
OE.
90%

User Sayantam
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1 Answer

3 votes

Answer:b

Step-by-step explanation:

User Luis Paulo Pinto
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