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Problem-Solving By Substitution
Interchange Of Signs And Numbers

If '?' represents multiplication, '?' represents division, '?' represents addition, and '?' represents subtraction, what is the value of 10 ? 2 ? 5 ? 5?

A. 20
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning

In a certain code, 'A' means '+', 'B' means '-', 'C' means '×', and 'D' means '÷'. What is the result of 10 A 5 C 2 B 3 D 1?

C. 20
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 < 8 and 8 > 3.

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

If '?' represents multiplication, '†' represents addition, '‡' represents subtraction, and '§' represents division, what is the value of 12 § 4 ? 3 † 5?

B. 26
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning

Given that ? represents multiplication, ? represents addition, and ? represents subtraction, calculate the value of 5 ? 3 ? 2 ? 4.

B. 27
Posted in:  Problem-Solving By Substitution -  Mathematical Operations -  Verbal Reasoning