Photocopier
A photocopier enlarges a picture in the ratio of 7:4. How many times will a picture of size 6cm by 4cm be enlarged to fit on a 30cm by 20 cm page?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- algebra
- exponential equation
- planimetrics
- rectangle
- basic functions
- ratio
- logarithm
- inverse proportion
- direct proportionality
Units of physical quantities:
Grade of the word problem:
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