Mathematics · Algebra

Which number should replace the question mark (?) in the following equation? ?78 = 312?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1169
2167
3156✓
4157

Correct answer

156

Download Single Question PDF

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Share with Friends & Study Groups

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Preparing for Mathematics?

Practice full-length Mathematics mock tests with real exam timers, instant score analysis, and all-India ranking.

Attempt Algebra MCQs →All Mock Tests

Chapter Practice

Want more practice questions on Algebra?

Solve complete topic-wise tests with detailed solutions on GkGet.

Practice Algebra MCQs →

Recommended practice questions in Mathematics · Algebra

Browse More Mathematics →

If the shares of Raju, Ankit, and Anuj in a total sum of 1 are 0.625, 0.04, and 0.229 respectively, and the remaining share belongs to Ranjan, then the share of Ranjan is:

Solve Question→

What is the square root of (7 + 2√10)?

Solve Question→

If x2 + 1x2 = 7, then what is the value of x + 1x?

Which number should replace the question mark (?) in the following equation? ?78 = 312?

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Mathematics?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

Which number should replace the question mark (?) in the following equation? ?78 = 312?

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Mathematics?

Related Practice Questions

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions