Math Chapter Wise question with answer

Q01 If n Pr = 720. n Cr, then the value of r is English · UPPSC Ashram Paddhati 2021 UP PGT 2011, 2013 Q02 If the number of points on a circle is ‘n’ and the number of different triangles formed by joining these points is... English · NVS PGT 2022 Q03 If n Pr =840 and n Cr=35, then value of r is: English · KVS PGT 2022 Q04 If all the words (with or without meaning) having five letters, formed using the letters of the word SMALL and arra... English · Haryana PGT 2019 Q05 If one ball is drawn at random from three boxes containing '3' red and '1' green, '2' red and '2' green, '1' red an... English · NVS PGT 10-06-2019 Q06 The mean and variance of a random variable having binomial probability distribution are 4 and 2 respectively, then... English · KVS PGT 23-12-2018