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Aleks [24]
3 years ago
11

Use mental math to simplify (3 + 62) +7.

Mathematics
2 answers:
Delicious77 [7]3 years ago
6 0
72 3 plus 62 is 65 plus 7 is 72
swat323 years ago
6 0

Answer:

(3+62)+7

65+7

72

Step-by-step explanation:

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2 years ago
Please answer number 5 I give brainliest thank you!
forsale [732]

Answer:

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Step-by-step explanation:

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4 0
2 years ago
A pile of sand has a weight of 90 kg. The sand is put into a small bag,a medium bag and a large bag in the ratio 2 : 3 : 7. What
tekilochka [14]
Hi there:)
Total ratio
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Now find the weight of sand in each bag

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Hope it helps
4 0
3 years ago
Read 2 more answers
The total surface area of a hemisphere is 300cm2. What is the surface area of the sphere having equal radius to the hemisphere.
raketka [301]

Answer:

400cm²

Step-by-step explanation:

the surface area of the sphere =

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7 0
2 years ago
5.) What is the GCF of the following<br> 6x2 and 12x3
algol13
Answer: 12
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3 0
3 years ago
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