Calculate. (a)
\frac{3.6}{1.2 - 0.3}
(b)
42.9 \, \text{cm}^3 - OCR - GCSE Maths - Question 3 - 2018 - Paper 1
Question 3
Calculate.
(a)
\frac{3.6}{1.2 - 0.3}
(b)
42.9 \, \text{cm}^3
Worked Solution & Example Answer:Calculate. (a)
\frac{3.6}{1.2 - 0.3}
(b)
42.9 \, \text{cm}^3 - OCR - GCSE Maths - Question 3 - 2018 - Paper 1
(a)
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To solve this calculation, we first simplify the denominator:
1.2−0.3=0.9
Now, we can substitute this back into our fraction:
0.93.6
Next, we perform the division:
0.93.6=4
Thus, the answer to part (a) is 4.
(b)
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The volume is calculated or stated to be 42.9. To present it correctly:
The answer is 42.9 cm³.
At this stage, we ensure the unit of measurement is included to clarify that this is a volume.
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