26 Oct 2019

Class 7 ICSE EX9B question 6| A fruit seller bought mangoes at Rs. 90 per dozen and sold them at a loss of 8 percent. How much will a customer pay for. (i) one mango (ii) 40 mangoes


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If Poisson's ratio σ for a material is −1/2 , then the material is

 1. Elastic fatigue 2. Incompressible-- Correct 3. Compressible 4. None of the above