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loris [4]
3 years ago
12

Concrete is made by mixing screenings, cement and sand in the ratio 3:1:15. How much sand would be needed to make 125 tonnes of

concrete?
Mathematics
1 answer:
Montano1993 [528]3 years ago
7 0

Step-by-step explanation:

it still remains 125 it doesn't change

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Step-by-step explanation:

Because 25 times 4 equals 100 use a Calculator

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Stella divides 12/8 on her calculator and gets 1.5. Assuming that Stella has not adjusted the calculator's settings, what do the
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Stella divided 12/8.

If we divide 12 by 8, we get exactly 1.5.

Let us check given options one by one .

A) Stella made an error : Stella didn't made an error because it's just division of two numbers.

B) The answer is exactly 1.5.  : On dividing 12 by 8, we get exactly 1.5, so this option is correct.

C) The calculator rounded the answer. : On dividing 12 by 8, we get exactly 1.5. So, no rounding is required.

D) The calculator truncated the answer. : On dividing 12 by 8, we get exactly 1.5. So, no truncation in the answer.

Therefore, correct option is B) The answer is exactly 1.5.

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3 years ago
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o-na [289]

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Step-by-step explanation:

3 0
2 years ago
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Juan went out to eat dinner, and the meal cost $60.00. If Juan received an 18% discount, what was the total value of the discoun
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Answer:

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adell [148]

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Step-by-step explanation:

hello,

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