If a 90°degree angle is bisected, the two angles created by the bisector will equal?

With alll of except for the 2 that i did already

Adeposit of 5500 at 6% for 3 years equals

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!