Is 1.6 rational or irrational?

Using a calculator, √1.6=1.26491.... , which is an irrational number.

Is 1.6 squared a rational number?

Answer. √1.6 is an irrational number.

Is 1.5 rational or irrational?

For example, 1.5 is a rational number because it can be written as 3/2; 101 is a rational number because it can be written as 101/1, or 202/2. But pi=3.14159... cannot be written as a simple fraction and therefore is conconsidered as irrational.

Is 1.7 A rational?

Numbers like -1.7, , and are known as rational numbers. Numbers like are known as irrational numbers.

Is 1.67 an irrational number?

A rational number will contain numbers whose decimal expansion is finite or recurring in nature. For example, 1.67 and 3.666... are rational numbers. These numbers can be represented in a fractional form as p/q, where p and q are integers and q is non-zero.

1.6 rational and irrational numbers

Is 5.8 a rational number?

It is a rational number. In general, any decimal that ends after a number of digits (such as 7.3 or −1.2684) is a rational number.

Is 0.17 a irrational number?

Answer. yes, it is rational because it can be written in the form of p/q.

Is 3.5 Repeating a rational number?

Answer: Number 3.5 is a rational number. Since rational numbers can also be expressed as decimals with repeating digits after the decimal point.

Is 1.8 a rational number?

Consider the number 1.8. This decimal terminates, because it only has one place value past the decimal. Thus we can convert it to a fraction like so: 1.8=1.81=1.81⋅1010=1.8⋅101⋅10=1810 We know that 18 and 10 are integers and 10 is nonzero, so 1.8=1810 is rational.

Is 3.14 a rational number?

3.14 can be written as a fraction of two integers: 314100 and is therefore rational.

What is 1.6 as a number?

However, it can be converted to a whole number by rounding it off to the nearest whole number. 1.6 rounded off to the nearest whole number is 2. Since, the value after decimal is greater than 5, then the number is rounded up to the next whole number. Hence, the whole number of 1.6 will be 2.

Is 1.15 a irrational number?

1.15 is an exact number. It can be represented on the number line. 1/3 is an exact fraction, but 0.33333….. is an irrational number. Sqrt 2 is an irrational number, but sqrt 4 is a rational number.

Can decimals be irrational numbers?

Real Numbers: Irrational

Irrational Numbers: Any real number that cannot be written in fraction form is an irrational number. These numbers include non-terminating, non-repeating decimals, for example , 0.45445544455544445555..., or . Any square root that is not a perfect root is an irrational number.

Is 0.6 an irrational number?

Answer and Explanation: The decimal 0.6 is a rational number. It is the decimal form of the fraction 6/10.

Which is not rational number?

A real number that is not rational is called irrational. Irrational numbers include √2, π, e, and φ. The decimal expansion of an irrational number continues without repeating.

Is 0.9 A irrational number?

0. 9=109 So, it is a rational number.

Is 5.7 A irrational number?

Example 5.7.

This decimal stops after the 5, so it is a rational number. The ellipsis (…) means that this number does not stop. There is no repeating pattern of digits. Since the number doesn't stop and doesn't repeat, it is irrational.

Is 6.81 a rational number?

Yes, 6.8 is indeed a rational number.

Is 0.75 a rational number?

Answer and Explanation: The decimal 0.75 is a rational number. It can be expressed as the fraction 75/100.

Is 0.1875 a rational number?

Answer. 1875 is a rational number because it can be expressed as the quotient of two integers: 1875 ÷ 1. Related links: Is 1875 a composite number?

Is 6.5 a rational number?

Solution: Rational Numbers – 2, 6.5 as these have terminating decimals. Irrational Numbers – -. 45678…, √ 3, √ 2 as these have a non-terminating non-repeating decimal expansion.