1.

What will come in place of question mark (?) in the given equation?19 ? 2 ? 4 ? 2 ? 1 = 39

A. ÷, -, + and ×
B. -, +, × and ×
C. ×, +, ÷ and -
D. +, ×, ÷ and -
Answer» D. +, ×, ÷ and -


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