You estimate that a baby bird weighs 2 pounds. the actual weight of the baby bird is 1.5 pounds. find the percent error. round your answer to the nearest hundredth of a percent.

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!