MCQ Class 8 Maths Ganita Prakash – II Chapter 6 Algebra Play Advertisement 1. In a ‘Think of a Number’ trick, if a number is doubled, 4 is added, then divided by 2, and the original number is subtracted, what is the result? 1 2 3 4Question 1 of 202. If the starting number in the trick is 10, what is the final result? 2 5 10 20Question 2 of 203. If x is the original number, what is obtained after doubling it? x + 2 2x x² x/2Question 3 of 204. In the trick, what expression is formed after doubling x and adding 4? x + 4 2x + 4 x + 2 4xQuestion 4 of 205. What is obtained after dividing (2x + 4) by 2? x + 2 2x + 2 x + 4 2xQuestion 5 of 206. In the date trick, the month is represented by which letter? D M X YQuestion 6 of 207. In the date trick, the day is represented by which letter? M N D XQuestion 7 of 208. In the date trick, what is the final expression before adding the day? 100M + 65 100M + 165 50M + 165 10M + 165Question 8 of 209. If the final answer in the date trick is 291, what date is obtained? 1 January 26 January 29 January 12 JuneQuestion 9 of 2010. If the final answer is 1390, what date was chosen? 25 December 12 March 31 January 5 NovemberQuestion 10 of 2011. In a number pyramid, each box contains the sum of how many boxes below it? 1 2 3 4Question 11 of 2012. In a simple pyramid with bottom numbers a and b, the top number is: ab a - b a + b a/bQuestion 12 of 2013. In a 3-row pyramid with bottom row a, b, c, the top number is: a + b + c a + 2b + c 2a + b + c a + b + 2cQuestion 13 of 2014. If bottom row is 2, 3, 4 in a 3-row pyramid, the top is: 10 11 12 13Question 14 of 2015. If bottom row is 1, 1, 1, the top of a 3-row pyramid is: 2 3 4 5Question 15 of 2016. In a calendar 2×2 grid, if top-left number is a, top-right is: a + 2 a + 1 a + 7 a + 8Question 16 of 2017. In a calendar 2×2 grid, bottom-left number is: a + 1 a + 5 a + 7 a + 8Question 17 of 2018. In a calendar 2×2 grid, bottom-right number is: a + 6 a + 7 a + 8 a + 9Question 18 of 2019. Sum of a 2×2 calendar grid is: 4a + 8 4a + 16 2a + 16 4a + 4Question 19 of 2020. If the sum of a 2×2 calendar grid is 36, top-left number is: 4 5 6 7Question 20 of 20 Loading...
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