Question

please solve this ..........ok.........​

Answer 1

(1)10:1

(2)l×b

(3)-11

(4)75/2

(5)10:1

(6)500:7

(7)100:3

(8)20:1

(9)12mn

(10)5/9

(11)88

(12)2^8

Answer 2

Answer:

this is the answer....

Step-by-step explanation:

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please