Option b) and c) is correct, i.e. 2/3 and 0.66(line over 66)7
6/9 is a rational number.
similar ration number can be given as -
<h3>What is rational number?</h3>
Rational numbers are the numbers that can be structured in the form of the fraction of integers. Eg- 5/6, 2/3 etc.
From the option, by above definition 2/3, 0.66(line over 66)7 seems to be an equivalent rational numbers because
6/9=2/3= 0.66(line over 66)7.
Thus, Rational numbers 2/3, 0.66(line over 66)7 are equivalent to 6/9.
Learn more about Rational numbers here:
brainly.com/question/17450097
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Simply find common multiple. x=72
The answer would be 58.67907
Explanation-
After the decimal point,6 is the tenth
-7 is the hundredth
-9 is the thousandth
0 is the ten thousandth
And 6 is the hundred-thousandth however since the digit following 6 is greater than 5 you round the 6 up to 7.
C(-1,4),(1,7),(2,10) hope this helps
