Mary hernandez earned $43,000 in taxable income. she figured her tax from the single taxpayer table above.

1. find her earned income level.

2. entered the base amount. = $

a0

3. found the amount over $

a1 = $

a2

4. multiplied line 3 by 28% = $

a3

5. added lines 2 and 4 = $

a4

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?