Question

One day Rahul visited park along with his friend.There he saw a game of chance that consists of spinning an arrow that comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 and these are equally likely outcomes.
(a)Find the probability that the arrow will point at 2
(b)Find the probability that the arrow will point at an even number.
(c)Find the probability that the arrow will point at a prime number .
(d) Find the probability that the arrow will point at a number divisible by 3.
(e)Find the probability that the arrow will point at a number greater than 2.

Answer 1

i). 1 cm = 10 mm

22.4 cm × 10 = 224.0 cm

ii). 1m = 100cm

568cm / 100 = 5.68m

iii). 1 km = 100000cm

18 cm / 100000cm = 0.00018km

iv). 1 km = 1000m

8300km × 1000 = 8300000m

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