Concept-wise Practice

number-225 MCQ Questions for Class 10

number-225 se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with number-225.

Question 1/1 Easy Mathematics Chapter 1: Real Numbers 3: Prime factorisation Class 10 Level 8

यदि किसी संख्या का अभाज्य गुणनखंडन \(3^2\times5^2\) है, तो वह संख्या कौन सी है?

If the prime factorisation of a number is \(3^2\times5^2\), which number is it?

Explanation opens after your attempt
Correct Answer

A. 225

Step 1

Concept

Calculate \(3^2=9\) and \(5^2=25\).

Step 2

Why this answer is correct

\(9\times25=225\).

Step 3

Exam Tip

Simplify powers first and then multiply. चरण 1: \(3^2=9\) और \(5^2=25\) निकालें। चरण 2: \(9\times25=225\)। चरण 3: घातों को पहले सरल करें, फिर गुणा करें।

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