Answer : 1/2
Answer: 7/15
Answer: (i) 2/3 and (ii) 1/36
Answer: (i) 0.00438 and (ii) 0.00393
Answer: 18 more red marbles were added.
Answer: (i) 0.1176 (ii) 0.3241 (iii) 0.7443 and (iv) 0.5798
Answer: 115 ways
Answer: 715 ways
Answer: (i) 720 ways and (ii) 30240 ways
Answer: (a) 0.3456 and (b) 0.3174
(All to 4 decimal places)
Answer: (i) 1/256 , (ii) 93/256 and (iii) 9/256
Answer: (i) 0.59049 and (ii) 0.6643
Answer: (i) 0.1074 and (ii) 0.00168
(All to 4 decimal places)
Answer: (i) 0.037 and (ii) 0.1042 (All to 4 d.p)
Answer: (b) 5/18 and (c) 1.944
Answer: (a) 350 (b) 150 and (c) 105
Answer: (i) 0.0396 and (ii) 0.0185 (All to 4 d.p)
Answer: (i) 11/100 and (ii) 9/40
Answer: 175 (D)
Answer: 24 (A)
Answer : 14/15 (D)
Answer: 5/12 (C)
Answer: 19/66 (D)
Answer: 7/15 (C)
Answer: 1/18 (B)