Question

please can you answer and also explain​

Answer 1

Answer:

0.29 cm

Step-by-step explanation:

the and is 0.29 cm

Answer 2

Answer:

2.916 mm is the thickness of 5 Rs coin.

Step-by-step explanation:

We know in one dozen coins, there are twelve 5 Rs coin.

         = 1 dozen coins = 12 coins

Given that twelve, 5 Rs coins together form a height of 3 cm 5mm. ( given in the question)

It means, height of twelve coins put together one above another (pile), the total height reached is three centimetre three milimetre.          

      = H of twelve 5 Rs coins = 3cm 5mm = 35 mm

 So, height of one 5 Rs coin =

                                            =   H of one 5 Rs coin = 2.91

 I hope this is helpful