Classify 30.1458623 by all subsets.
Irrational
Real
Natural
Rational
Whole

Step-by-step explanation:

A rational number is the a number expressed as the ratio of two integers. 30.1458623 is a rational number because it can be expressed as the ratio of two integers as shown;

Since 301,458,623 and 10,000,000 are both integers hence 30.1458623 is a rational number.

Real, natural and whole number are not decimal in nature and since 30.1458623 is a decimal number, it is not classified as real, natural and whole number.

Irrational numbers are also classified as real number.

Hence 30.1458623 is classified as a rational number.

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step-by-step explanation:

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let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt