If 70 * 10 = -7, 50 * 5 = -10 and 10 * 5 = -2, then find the value of – McqOptions

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1.	If 70 * 10 = -7, 50 * 5 = -10 and 10 * 5 = -2, then find the value of 80 * 1 = ?
A.	45
B.	-25
C.	20
D.	-80
Answer» E.

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