Cards marked with number 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from this box. Find the probability that the number on the card: (i) Multiple of 5 (ii) A number which is not a perfect square (iii) A two digit number whose sum of digit is 9.
Answers
Step-by-step explanation:
Total outcomes (no.) :100
Total outcomes (no.) :100 1st
Total outcomes (no.) :100 1stfavourable : 50
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/2
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22nd
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/25
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/253rd
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/253rd favourable : 10
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/253rd favourable : 10probability = 10 / 100 = 1/10
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/253rd favourable : 10probability = 10 / 100 = 1/104th
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/253rd favourable : 10probability = 10 / 100 = 1/104thfavourable : 8
Total outcomes (no.) :100 1stfavourable : 50probability = 50/100 =1/22ndfavourable : 12probability = 12/100 = 3/253rd favourable : 10probability = 10 / 100 = 1/104thfavourable : 8probability = 8/100 =2/25