MCQ Class 9 Maths Ganita Manjar Chapter 2 Introduction to Linear Polynomials Advertisement 1. What is the value of x in that problem? 20 27 30 37Question 1 of 202. What is the value of 2x + 3 when x = 4? 8 10 11 12Question 2 of 203. What is the value when x = –6? –9 9 –12 6Question 3 of 204. What is the nth term of square pattern? n + 2 2n – 1 n² 3nQuestion 4 of 205. What is the difference between consecutive terms in 1, 3, 5, 7? 1 2 3 4Question 5 of 206. What is the amount left after n days in Bela’s case? 100 + 5n 100 – 5n 5n – 100 100nQuestion 6 of 207. What is the amount left after 12 days? ₹50 ₹40 ₹60 ₹45Question 7 of 208. What is the base fare of auto-rickshaw? ₹15 ₹25 ₹50 ₹10Question 8 of 209. What is the fare formula for n km (n ≥ 2)? 25n 15n – 5 15n + 5 25 + 15nQuestion 9 of 2010. What is linear growth? Decrease by constant Increase by constant Random change MultiplicationQuestion 10 of 2011. What is linear decay? Increase Constant value Decrease by constant Square growthQuestion 11 of 2012. What is cost function C(d)? 60 + 100d 100 + 60d 60d 100dQuestion 12 of 2013. What is increase per km? ₹100 ₹60 ₹50 ₹10Question 13 of 2014. What is height function of tank? 3 + 0.5t 3 – 0.5t 0.5t 3tQuestion 14 of 2015. What is slope in y = ax + b? b x a yQuestion 15 of 2016. What is y-intercept? a b x slopeQuestion 16 of 2017. Where does line y = ax + b cut y-axis? (a, b) (0, b) (b, 0) (1, b)Question 17 of 2018. What is relation for tiles pattern? y = n y = 2n – 1 y = n² y = n + 2Question 18 of 2019. What happens when slope increases? Line becomes horizontal Line becomes steeper Line shifts Line curvesQuestion 19 of 2020. What happens when slope is negative? Growth Decay Constant CurveQuestion 20 of 20 Loading...
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