The following table shows the marks distribution among the students in a class.

Marks No. of Students
Less than 10 2
Less than 20 5
Less than 30 6
Less than 40 8
Less than 50 10

 

How many students scored marks between 20 and 30?

This question was previously asked in
SSC CGL 2022 Tier-I Official Paper (Held On : 12 Dec 2022 Shift 1)
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  1. 2
  2. 5
  3. 1
  4. 6

Answer (Detailed Solution Below)

Option 3 : 1
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Detailed Solution

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Calculation:

No. of students who scored less than 20 = 5

No. of students who scored less than 30 = 6

So, the number of students who scored marks between 20 and 30 = 6 - 5

⇒ 1

∴ The required answer is 1.

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