Shem Classes

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*🔢 संख्या के प्रकार | Types of Numbers*

*प्राकृतिक संख्याएँ (Natural Numbers)*
→ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, … ∞
*Counting numbers starting from 1.*

*पूर्ण संख्याएँ (Whole Numbers)*
→ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, … ∞
*Natural numbers including zero.*

*पूर्णांक संख्याएँ (Integers)*
→ … −4, −3, −2, −1, 0, 1, 2, 3, 4, … ∞
*All positive, negative numbers and zero.*

*धनात्मक पूर्णांक संख्याएँ (Positive Integers)*
→ 1, 2, 3, 4, 5, 6, 7, 8, … ∞
*Integers greater than zero.*

*ऋणात्मक पूर्णांक संख्याएँ (Negative Integers)*
→ −1, −2, −3, −4, −5, −6, −7, … ∞
*Integers less than zero.*

*सम संख्याएँ (Even Numbers)*
→ 2, 4, 6, 8, 10, 12, 14, … ∞
*Numbers divisible by 2.*

*विषम संख्याएँ (Odd Numbers)*
→ 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, … ∞
*Numbers not divisible by 2.*

*परिमेय संख्याएँ (Rational Numbers)*
→ 3, 1.77, 0, 2/3, 1/3, −3/5, …
*Numbers that can be expressed as p/q.*

*अपरिमेय संख्याएँ (Irrational Numbers)*
→ √2, 5+√3, √2/3, π, …
*Numbers that cannot be expressed as p/q.*

*भाज्य संख्याएँ (Composite Numbers)*
→ 4, 6, 8, 9, 10, 12, …
*Numbers having more than two factors.*

*अभाज्य संख्याएँ (Prime Numbers)*
→ 2, 3, 5, 7, 11, 13, 17, …
*Numbers having exactly two factors (1 and itself).*

*वास्तविक संख्याएँ (Real Numbers)*
→ 0, 1, 2, 2/3, 1/3, 5+√3, −6.34, π, …
*All rational and irrational numbers.*

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किसी वस्तु को 30% लाभ पर बेचने से ₹1560 प्राप्त होते हैं। उस वस्तु का क्रय मूल्य क्या है?
A.1000 B. 1100 C. 1200 D. 1300