This question is determined by calculating ratios. Thus, 70:60, 140:120 and 210:180 are three ratios of 7:6.
Given:
Ratio = 7:6
We need to determined the three ratios that are equivalent to 7:6.
Now, calculate the first ratio of 7:6.
So, multiplying both the sides by 10.
We get,
70:60
Therefore, 70:60 is the first ratio of 7:6.
Now, calculating the second ratio of 7:6.
So, multiplying both the sides by 20.
We get,
140:120
Therefore, 140:120 is the second ratio of 7:6.
And, calculating the third ratio of 7:6.
So, multiplying both the sides by 30.
We get,
210:180
Therefore, 210:180 is the third ratio of 7:6.
Thus, 70:60, 140:120 and 210:180 are three ratios of 7:6.
For more details, please refer this link:
https://brainly.com/question/25326254
