Question

A pencil box has 5 fountain pens, 3 blue
coloured pencils and 7 red pencils. One
item is taken out of the box. Find the
probability that the item is
a) fountain pen b) red pencil c) pencil​

Answer 1

Answer:

the answers are written below

Step-by-step explanation:

probability = favourable outcomes / number of outcomes

a)  probability = 5/15 = 1/3

b)  probability = 7/15

c)  probablility = 3/15 = 1/5

Answer 2

Answer:

hi buddy,

Here is your ANSWER...,

GIVEN that ,

Total no. of events = 15

A. No. of favorable event= 5

Probablity ( of getting fountain pen ) = 5 / 15

= 1/3 or 0.3

B. No.of favorable event = 7

Probablity = 7 / 15

C. No. of favorable event = 10 ( because 3 + 7 )

Probablity = 10 / 15

= 2/3 or o.67

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