Which compound inequality has no solution?

a) x > 2 and 3x ≤ 9
b) x > 1 and 2x ≤ –2
c) x > –1 and 4x ≥ –8
d) x > –2 and 5x ≥ 15

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!