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3 years ago

Merek adds 260 and 347. She writes the sum as 7+10+500. What is Merek's mistake?

Mathematics

2 answers:

Marat540 [252]3 years ago

5 0

Those added together should be 607, so the sum would be 600+7. Hope that helped!

In-s [12.5K]3 years ago

3 0

Answer: The sum of the tens is 10 tens not 1 ten

Step-by-step explanation:

<h3>500+<u>10</u>+7=517</h3><h3>then you keep adding 10 until you get 607. Why 607?? Because 260+347+607. Once your done adding count all your tens you will see theres only 10 tens .Your welcome.</h3>

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3 years ago

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2 years ago

The number of Apple cakes is 4/5 of the number of strawberry cakes. There are 24 strawberry cakes more than apple pies. What per

serious [3.7K]

--------------------------------------------------------------------
Ratio Given
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Apple : Strawberry
4 : 5

--------------------------------------------------------------------
Find difference in parts
--------------------------------------------------------------------
5 - 4 = 1

--------------------------------------------------------------------
Find Number of strawberry cakes
--------------------------------------------------------------------
1 part = 24 cakes
5 parts = 24 x 5 = 120

--------------------------------------------------------------------
Find number of apple cakes
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1 part = 24 cakes
4 parts = 24 x 4 = 96

--------------------------------------------------------------------
Total number of cakes
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120 + 96 + 144 = 360

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Percentage of cranberry cakes
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144/360 x 100 = 40%

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Answer: 40% of the cakes are cranberry cakes
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