New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Probability Chapter 16B Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Probability Self Practice 16B Solution

(1)

a b c d e f
16/32 or ½ 8/32 or 1/4 4/32 or 1/8 2/32 or 1/16 1/32 1/32

 (2) (a) Orange – 1/4

(b) Lichi – 1/2

(3) (a) a green marble – 9/10

(b) a blue marble – 1/10

(4) (a) a 4 up – 1/6

(b) a 2 up – 1/6

(5) Ans – 1/5

(6) (a) There are 26 red card

The probability of the top card will be a red card = 26/52 = 1/2

(b) There are 9 x 4 = 36 number card.

Therefore, the probability of the top card is a number card = 36/52 = 9/13.

(7) (a) 2/8 = 1/4

(b) 3/8

(c) 2/8 = 1/4

(d) 1/8

(8) (a) 1/6

(b) 2/6 = 1/3

Updated: August 31, 2020 — 3:56 pm

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