CBSE One Mark Important Questions for 2020 Exam Part 7

Lesson 7 of 13 • 0 upvotes • 8:40mins

Brijesh Sharma

This video is for CBSE class 10 students in ENGLISH. The questions solved are 1 marker type questions that too very important and likely to be asked in upcoming BOARD exam. This video is relevant for students opted for STANDARD and BASIC maths both. 3 questions are taken in this video and here they are, 23) In the given figure, AB is a 6m high pole and CD is a ladder inclined up to a point D of pole. If AD=2.54m, find the length of the ladder. (Use √3= 1.73) 24) Find the 9th term from the end (towards the first term) of the A.P. 5,9, 13, …..,185 25) Cards marked with number 3, 4, 5,..... , 50 are placed in a box and mixed thoroughly. A card is drawn at random from the box. Find the probability that the selected card bears a perfect square number.