CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard

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Question 1 - CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard - Solutions of Sample Papers for Class 10 Boards

Last updated at April 16, 2024 by

The decimal representation of 11/(2 3 × 5) will

A. terminate after 1 decimal place

B. terminate after 2 decimal places

C. terminate after 3 decimal places

D. not terminate

The decimal representation of 11/(2^3× 5) will (a) terminate after

Question 1 - CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard - Part 2

Transcript

Question 1 The decimal representation of 11/(2^3× 5) will A. terminate after 1 decimal place B. terminate after 2 decimal places C. terminate after 3 decimal places D. not terminate 11/(2^3 × 5) = 11/(2^3 × 5) × 5^2/5^2 = (11 × 5^2)/((2^3 × 5^3)) = (11 × 25)/(2 × 5)^3 = (11 × 25)/(10)^3 So, the number will terminate after 3 decimal places ∴ C is the correct answer

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.