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number-270 MCQ Questions for Class 10

number-270 se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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2 questions tagged with number-270.

Question 1/2 Easy Mathematics Real Numbers Prime factorisation Class 10 Level 8

किस संख्या का अभाज्य गुणनखंडन \(2\times3^3\times5\) है?

Which number has prime factorisation \(2\times3^3\times5\)?

Explanation opens after your attempt
Correct Answer

A. 270

Step 1

Concept

Calculate \(3^3=27\).

Step 2

Why this answer is correct

\(2\times27\times5=270\).

Step 3

Exam Tip

Evaluating the power first makes calculation easy. चरण 1: \(3^3=27\) निकालें। चरण 2: \(2\times27\times5=270\)। चरण 3: घात का मान पहले निकालने से गणना आसान होती है।

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Question 2/2 Easy Mathematics Real Numbers Prime factorisation Class 10 Level 8

संख्या 270 का अभाज्य गुणनखंडन कौन सा है?

Which is the prime factorisation of 270?

Explanation opens after your attempt
Correct Answer

A. \(2\times3^3\times5\)

Step 1

Concept

Write \(270=27\times10\).

Step 2

Why this answer is correct

\(27=3^3\) and \(10=2\times5\), so \(270=2\times3^3\times5\).

Step 3

Exam Tip

Do not forget to change 27 into \(3^3\). चरण 1: \(270=27\times10\) लिखें। चरण 2: \(27=3^3\) और \(10=2\times5\), इसलिए \(270=2\times3^3\times5\)। चरण 3: 27 को \(3^3\) में बदलना न भूलें।

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