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frutty [35]
3 years ago
7

the number of the students of a school was 640 last year and it is 800 by how many percent is the number increased​

Mathematics
2 answers:
yuradex [85]3 years ago
8 0

Answer:

The number of students would have increased by 25%.

Step-by-step explanation:

Liono4ka [1.6K]3 years ago
6 0

Answer:

25% more

Step-by-step explanation:

640  100

800   x

---------------

cross-multiplication = 100*800 = 80000/640 = 125

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4. Find the LCM of the following numbers using prime factors:
Vadim26 [7]

Answer:

The least common multiple of 6, 15 and 40 is <u>120</u>.

The least common multiple of 32, 48 and 72 is <u>288</u><u>.</u>

The LCM of 20 and 24 is <u>120</u>.<em> </em>

The LCM of 30 and 90 is <u>90</u>.

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Step-by-step explanation:

<u>Steps to find LCM</u>

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5 0
3 years ago
HELP PLEASE! Step by step
ExtremeBDS [4]

Answer:

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3 years ago
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viktelen [127]
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6 0
3 years ago
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Answer:

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