Help please I don’t know it!

Mathematics

1 answer:

Sidana [21]2 years ago

4 0

99kg of water.

Since 100kg of mass = 66kg of water, all you have to do to find a mass of 60 is divide by 2 giving you 50kg of mass, and 33 kg of water. Then add that up onto 100kg of water and 66kg of water to get 150kg of mass and 99kg of water.

Hope this helps you, and have a nice day.

-R3TR0 Z3R0

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Andrea has some money. Her brother gives her 7 coins worth 23 cents and now she has 73 cents. If she started with 5 coins, what

Nat2105 [25]

Andrea had 5 coins worth 50 cents ! And , thereafter her brother gave her 7 coins worth 23 cents .

Step-by-step explanation:

Here we have , Andrea has some money. Her brother gives her 7 coins worth 23 cents and now she has 73 cents. If she started with 5 coins, We need to find what coins did Andrea's brother give her and what coins did Andrea start with. Let's find out:

Andrea has some money , and her brother gives her 7 coins ! worth 23 cents . So , 1 coin worth is :

⇒ $\frac{23}{7}$