On a picture the size of rectangular room is 5 cm by 7 cm. Actually the shorter side of the room is 6m. What is the scale of a p
1 answer:
Size of the room as depicted on the picture = 5 cm × 7 cm
Actual length of shorter side = 6 m
⇒ The size being shown at 5 cm is actually 6 m (or 600 cm)
⇒ In the picture, 1 cm represents cm or 120 cm
Hence, the scale of the picture is 1 cm = 120 cm
⇒ Length of the longer side = 120 × 7 cm = 840 cm = 8.4 m
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Now use the same process I showed above to convert the second mixed number to an improper fraction.
Now subtract the two fractions to find your final answer.
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Multiply the numbers.
Add the numbers together to finish the mixed number and add it back into the expression.
Now use the same process I showed above to convert the second mixed number to an improper fraction.
Now subtract the two fractions to find your final answer.
This means that your answer is going to be
Let me know if you have any further questions.
:)