Water in a canal, 6 m wide and 1.5 m deep, is flowing with a speed of 10 km/h. How much area will it irrigate in 30 minutes, if 8 cm of standing water is needed?

OR

A cone of maximum size is carved out from a cube of edge 14 cm. Find the surface area of the remaining solid after the cone is carved out.

This is a question of CBSE Sample Paper - Class 10 - 2017/18.

You can download the question paper here  https://www.teachoo.com/cbse/sample-papers/


First question is exactly same as Ex 13.3, 8

Check answer here


For 2nd question, A cone of maximum size is carved out from a cube of edge 14 cm. Find

Question 21 - CBSE Class 10 Sample Paper for 2018 Boards - Part 2
Question 21 - CBSE Class 10 Sample Paper for 2018 Boards - Part 3
Question 21 - CBSE Class 10 Sample Paper for 2018 Boards - Part 4
Question 21 - CBSE Class 10 Sample Paper for 2018 Boards - Part 5

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.