Answer :

Foxzy0

First you do 4 x 650 = 2600. This is the total of 4 blocks and the other one would make the 5.

So now you do 3000 - 2600 = 400. So the mass of the other block is 400.

victoriaballou07

Answer:

The Answer is 400g. The work is shown down below. Hope this will help you out a little for you to understand it.

Step-by-step explanation:

five block weight is 3kg

The 4th block of each weight is 650

The total of 4 blocks equals 650 times 4 equals 2600 gram

each kg=1000 gram

The five blocks: 3 times 1000=3000 gram.

the fifth block weighs equal 3000 subtract 2600 equals 400 grams

PS: I hope this helps and Have an Amazing Day!!

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