Answer:
3
Explanation:
1.35n is 4.05
4.05÷1.35 is 3
n is 3
3 : 1
4.05 : 1.35 can be written as in fraction.
To write 4.05 : 1.35 in "n : 1" ratio format , you need to make the denominator of the fraction as 1.
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