MCQ Maths Class 7 Chapter 4 Ganita Prakash NCERT Advertisement Expressions using Letter-Number 1. What is the algebraic expression for Shabnam’s age if Aftab’s age is denoted by 'a'?a - 3a + 33aa ÷ 3Question 1 of 202. If Shabnam’s age is 20, what is the expression for Aftab’s age?20 + 320 - 320 × 320 ÷ 3Question 2 of 203. How many matchsticks are needed to make 7 Ls in Parthiv’s pattern?7142128Question 3 of 204. What is the algebraic expression for the number of matchsticks needed for 'n' Ls?n + 22nn × 3n - 2Question 4 of 205. What is the total cost for 10 coconuts and 5 kg of jaggery if a coconut costs ₹35 and 1 kg jaggery costs ₹60?₹550₹650₹750₹850Question 5 of 206. What is the algebraic expression for the total cost of 'c' coconuts and 'j' kg of jaggery?35c + 60j60c + 35j35c - 60j60c - 35jQuestion 6 of 207. What is the perimeter of a square with sidelength 7 cm?14 cm21 cm28 cm35 cmQuestion 7 of 208. What is the formula for the perimeter of a regular hexagon with sidelength 's'?4s5s6s7sQuestion 8 of 209. What is the expression for the combined length of a 20 m pipe joined with another pipe of length 'k' meters?20 + k20 - k20kk - 20Question 9 of 2010. What is the total amount if Krithika has 3 ₹100 notes, 5 ₹20 notes, and 6 ₹5 notes?₹430₹480₹530₹580Question 10 of 2011. Which expression describes the time taken to grind 'y' kg of grain in a flour mill that takes 10 seconds to start and 8 seconds per kg?10 + 8 + y10 + 8 × y10 × 8 × y(10 + 8) × yQuestion 11 of 2012. What is the algebraic expression for 5 more than a number 'x'?x - 5x + 55xx ÷ 5Question 12 of 2013. What does the expression 8 × x + 3 × y represent?Cost of 8 items at x rupees each and 3 items at y rupees each8 times a number minus 3 times another number8 divided by x plus 3 divided by y8 items at x rupees each minus 3 items at y rupees eachQuestion 13 of 2014. In a 2 × 3 calendar grid, if the bottom middle cell has date 'w', what is the expression for the date in the bottom right cell?w - 1w + 1w - 7w + 7Question 14 of 2015. What is the value of the expression 23 – 10 × 2?3132646Question 15 of 2016. What is the value of the expression 68 – (18 + 13)?37475767Question 16 of 2017. What is the nth term of the sequence 4, 8, 12, 16, 20, ...?4 + n4nn + 44n - 4Question 17 of 2018. If r = 8, what is the value of the expression 2r + 1?15172933Question 18 of 2019. What is the simplified form of the expression l + b + l + b for the perimeter of a rectangle?l + b2l + 2b4l + 4bl × bQuestion 19 of 2020. What is the total money earned by selling 5 pencils on Day 1, 3 on Day 2, and 10 on Day 3, if each pencil costs 'c'?15c18c20c30cQuestion 20 of 20 Loading...
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