MCQ Class 9 Maths Ganita Manjar Chapter 3 The World of Numbers Advertisement 1. Division of rational numbers is possible when Numerator is zero Denominator is zero Divisor is not zero Both are zeroQuestion 1 of 202. The number 1/2 lies between 1 and 2 0 and 1 –1 and 0 2 and 3Question 2 of 203. Absolute value represents Sign of number Distance from zero Multiplication DivisionQuestion 3 of 204. |–5| equals –5 5 0 10Question 4 of 205. Distance between two numbers a and b is a + b a – b |a – b| abQuestion 5 of 206. Rational numbers are dense means They are finite They are infinite There is always another rational between two rationals They are integersQuestion 6 of 207. √2 is Rational Integer Irrational Whole numberQuestion 7 of 208. Irrational numbers cannot be written as Decimals Fractions Integers Whole numbersQuestion 8 of 209. √2 was proven irrational by Brahmagupta Hippasus Aryabhata NewtonQuestion 9 of 2010. π is an example of Rational number Integer Irrational number Whole numberQuestion 10 of 2011. Rational decimals are Always repeating Always terminating Either terminating or repeating Never repeatingQuestion 11 of 2012. 3/8 in decimal form is 0.375 0.333 0.5 0.25Question 12 of 2013. A repeating decimal has Finite digits Infinite repeating digits No digits Only zerosQuestion 13 of 2014. Denominator with only factors 2 and 5 gives Repeating decimal Terminating decimal Irrational number IntegerQuestion 14 of 2015. 1/7 produces Terminating decimal Repeating decimal Integer Whole numberQuestion 15 of 2016. Cyclic number example is 123 142857 456 789Question 16 of 2017. Irrational decimals are Terminating Repeating Non-terminating non-repeating FiniteQuestion 17 of 2018. Real numbers include Only rational Only irrational Both rational and irrational Only integersQuestion 18 of 2019. 0.999… equals 0.9 1 0 10Question 19 of 2020. Natural numbers are Negative numbers Counting numbers Fractions Irrational numbersQuestion 20 of 20 Loading...
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