Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 10th
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A page is selected at random from a book. The probability that the digit at units place of the page number chosen is less than 7 is - Mathematics

MCQ

A page is selected at random from a book. The probability that the digit at units place of the page number chosen is less than 7 is

Options

  • `3/10`

  • `7/10`

  • `3/9`

  • `7/9`

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Solution

`7/10`

Explanation;

Hint:

Here n(S) = 10 ...(given digit at limit place. It has two digit)

n(A) = 7

P(A) = `("n"("A"))/("n"("S")) = 7/10`

Concept: Probability
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APPEARS IN

Samacheer Kalvi Mathematics Class 10 SSLC Tamil Nadu State Board
Chapter 8 Statistics and Probability
Exercise 8.5 | Q 11 | Page 331
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