Concept-wise Practice

number-48 MCQ Questions for Class 10

number-48 se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

2 questions tagged with number-48.

Question 1/2 Easy Mathematics Chapter 1: Real Numbers 3: Prime factorisation Class 10 Level 7

यदि किसी संख्या का अभाज्य गुणनखंडन \(2^4\times3\) है, तो वह संख्या कौन सी है?

If the prime factorisation of a number is \(2^4\times3\), which number is it?

Explanation opens after your attempt
Correct Answer

A. 48

Step 1

Concept

Calculate \(2^4=16\).

Step 2

Why this answer is correct

\(16\times3=48\).

Step 3

Exam Tip

It is easier to find the value of prime powers first. चरण 1: \(2^4=16\) निकालें। चरण 2: \(16\times3=48\)। चरण 3: अभाज्य घात का मान पहले निकालना आसान रहता है।

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Question 2/2 Easy Mathematics Chapter 1: Real Numbers 3: Prime factorisation Class 10 Level 7

संख्या 48 का अभाज्य गुणनखंडन कौन सा है?

Which is the prime factorisation of 48?

Explanation opens after your attempt
Correct Answer

A. \(2^4\times3\)

Step 1

Concept

Divide 48 repeatedly by 2.

Step 2

Why this answer is correct

We get \(48=2^4\times3\).

Step 3

Exam Tip

16 and 6 are composite, so they are not final prime answers. चरण 1: 48 को बार-बार 2 से भाग दें। चरण 2: \(48=2^4\times3\) मिलता है। चरण 3: 16 और 6 संयुक्त हैं, इसलिए अंतिम अभाज्य उत्तर नहीं हैं।

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