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Problem-Solving By Substitution
Interchange Of Signs And Numbers

Using the symbols where '?' means subtraction, '?' means addition, and '?' means multiplication, what is the result of 10 ? 5 ? 3 ? 2?

C. 18
Posted in:  Interchange Of Signs And Numbers -  Mathematical Operations -  Verbal Reasoning

If A ÷ B means A + B, A + B means A - B, A - B means A × B, and A × B means A ÷ B, what is the value of 9 + 3?

B. 6
Posted in:  Interchange Of Signs And Numbers -  Mathematical Operations -  Verbal Reasoning

If '?' represents addition and '?' represents subtraction, what is the result of 7 ? 5 ? 3?

D. 8
Posted in:  Interchange Of Signs And Numbers -  Mathematical Operations -  Verbal Reasoning

If '?' represents addition, '?' represents subtraction, '?' represents multiplication, and '?' represents division, what is the result of 8 ? 4 ? 2 ? 3 ? 2?

C. 12
Posted in:  Interchange Of Signs And Numbers -  Mathematical Operations -  Verbal Reasoning

If '?' means greater than, '?' means less than, '?' means multiplication, and '?' means addition, which of the following is true? 5 ? 3 ? 2 ? 6 ? 1?

A. TRUE
Posted in:  Interchange Of Signs And Numbers -  Mathematical Operations -  Verbal Reasoning