How to practice topic:numerical-computation-and-estimation

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–2 of 2. Imported answers require independent review unless marked reviewed.

Topic practice 2 questionsPage 1 of 1

Question 2

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GAMCQ1 markNeeds review
The product of the digits of a three-digit number is 70. The sum of the digits of this three-digit number is ______
Your answerChoose one option.

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Question 7

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GAMCQ2 marksNeeds review
Five integers are picked from 0 to 20, with possible repetitions, such that their mean is 12, median is 18, and they have a single mode of 20. Ignoring permutations, the number of ways to pick these five integers is _____.
Your answerChoose one option.

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