NCERT Exercise 1.1 (Part 1)Question 1: Using appropriate properties find;(i) −23×35+52−35×16-23×35+52-35×16Solution: Given, −23×35+52−35×16-23×35+52-35×16=−23×35−35×16+52=-23×35-35×16+52(Using commutativity)...
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Alternate method: Given number 2 can be written as6363 And thus, some of the five rational numbers smaller than 2 can be written as follows: 5353,4343, 1,2323,1313 Question 4: Find ten rational numbers between−25-25and1212 Solution:Given numbers can be written as−2×25×2-2×25×...
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The syllabus is aligned with CBSE, ICSE, IB, different boards, and NCERT solutions. - We also provide in-depth analytics to track the progress of both classwork and homework. - Experts from IIT and Cambridge design the online courses. They are available for kids in Kindergarten, Class 1, ...
excellup Class 7 Maths Integers NCERT Exercise 1.1Question 1: Following number line shows the temperature in degree celsius (°C) at different places on a particular day.Picture taken from NCERT BookObserve this number line and write the temperature of the places marked on it.Answer:Place...
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The syllabus is aligned with CBSE, ICSE, IB, different boards, and NCERT solutions. - We also provide in-depth analytics to track the progress of both classwork and homework. - Experts from IIT and Cambridge design the online courses. They are available for kids in Kindergarten, Class 1, ...
3000 16 4000 12 5000 10 6000 8 7000 6 8000 4 9000 3 10000 1 Total 60Answer:Salary (in Rs.)(xi)No. of workers (fi)fixi 3000 16 48000 4000 12 48000 5000 10 50000 6000 8 48000 7000 6 42000 8000 4 32000 9000 3 27000 10000 1 10000 Total Σfi=60Σfi=60 Σfixi=305000Σfixi=30...