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

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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

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 and Computer Science at Teachoo