Evaluate A ^2 for A = 2.3.

5.29

Step-by-step explanation:

Step 1:  Substitute 2.3 for A

(a)^2

(2.3)^2

5.29

 5.29

the answer is 15% decrease

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

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