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Problem-Solving By Substitution
Interchange Of Signs And Numbers

In a problem, '?' represents addition, '?' represents subtraction, '?' represents multiplication, and '?' represents division. What is the value of 15 ? 3 ? 2 ? 4 ? 1?

B. 13
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning

If '>' represents greater than, '<' represents less than, '=' represents equal to, and '?' represents not equal to, which of the following statements is true: 5 < 3 > 2?

B. FALSE
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning

Using the symbols where '+' is multiplication, '-' is division, '×' is addition, and '÷' is subtraction, what is the value of 6 ÷ 3 + 2 × 4 - 1?

C. 16
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning

Using the symbols where '>' means addition, '<' means subtraction, '?' means multiplication, and '?' means division, evaluate 6 ? 2 > 3 < 1.

A. 5
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning

If '?' denotes multiplication, '?' denotes addition, '?' denotes subtraction, and '?' denotes division, what is the result of 10 ? 2 ? 5 ? 3?

B. 25
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning