Is t=11 a solution to the inequality 6

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!

One angle of a linear pair is 10 more than two-thirds the other angle. find the measure of both angles.

Factor these polynomials and explain how 1. 12x - 3x^2 2. 20 - 240x^2