30 / 3 = 10
10 is an integer, so of course it is rational!
Any number that can be exactly expressed as a ratio is by definition rational.
A rational number is one which can be expressed as one integer over another (possibly the same) integer which is not zero. thirty thirds = 30/3 which is one integer over another integer → it is rational.
Two thirds of thirty is 20.
Thirty-one thirds in simplest form is 31/3.
It's rational
2 thirds
Yes, two thirds is a rational number. This is because it a is recurring decimal and can be expressed as a fraction. All fractions are rational numbers and all recurring decimals are rational numbers.
A rational number.
24
11
38/3 or thirty-eight thirds
Yes.
No. The other is greater.