1.

If 198 = 25 z – 2 ⇒ z = ……………..?A) -1/8B) 1/8C) – 8D) 8

Answer»

Correct option is D) 8

198 = 25z - 2

⇒ 25z = 198 +2 = 200

⇒ z = 200/25 = 8



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