# Esmeralda

1. ## math

a rectangular window had a height of 5 1/2 feet and a width of 1 1/2 feet. what is the perimeter of the window?
2. ## Math

Esmeralda said 4/3 is greater than 7/2 is she right explain your answer.
3. ## algebra

a random sample of 1000 people was chosen for a survey. 80% of them had health insurance. Find the 95% confidence interval
4. ## math

How do we know how to do the expanded form for 3,552,308,725
5. ## Penn Foster

Would you please help me with these two questions on which i am not sure of my answers.? I marked my answers with a parenthesis. On the second question I can not make up my mind between c & d. Thank you for any assistance you can provide. waiting for your
6. ## us history

how might the overall atmosphere of the 1920's have contributed to the failure of prohibition?
7. ## us history

do you think the passage of the volstead act and the verdicts of the scopes trial are in line with traditional american values?
8. ## u.s.history

how successful was Harding in fulfilling his campaign pledge pf returning the country to normalcy?
9. ## Math

Three different numbers are chosen at random from the set {1,2,3,4,5}. The numbers are arranged in increasing order. What is the probability that the resulting sequence is an arithmetic sequence?
10. ## Math

Three different numbers are chosen at random from the set {1,2,3,4,5}. The numbers are arranged in increasing order. What is the probability that the resulting sequence is an arithmetic sequence?
11. ## physics

(A)A runner is jogging at a steady 7.7 km/hr. when the runner is 3.9 km. form the finish line, a bird begins flying from the runner to the finish line at 46.2 km/hr (6 times as fast as the runner). When the bird reaches the finish line, it turns around and
12. ## science

(A)A runner is jogging at a steady 7.7 km/hr. when the runner is 3.9 km. form the finish line, a bird begins flying from the runner to the finish line at 46.2 km/hr (6 times as fast as the runner). When the bird reaches the finish line, it turns around and
13. ## books

what tense is the feminine mystique written in? first , third or omniscient?
14. ## social studies

In 1973, Congress enacted the endagered species Act (ESA) to protect plants and animals from extinction. Many methods are used for protection. Residential or commercial developments may be banned in an area that is set aside to protect animal or plant
15. ## Chemistry

I have a lab for chemistry that I have to turn in soon, and I have no idea what the major and minor species if any of each of the substances we tested. Can someone please help me answer which one is the major/minor species of each of the elements? They
16. ## Chemistry

I have a lab for chemistry that I have to turn in soon, and I have no idea what the major and minor species if any of each of the substances we tested. Can someone please help me answer which one is the major/minor species of each of the elements? They
17. ## Physics

where should an object be placed in front of a concave mirror so that it produces an image at the same location as the object? Is the image real or virtual? Is the image inverted or upright ?
18. ## Chemistry

A 45 g sample of a ketose with a general formula CnH2nOn gives 18.45 liter of CO2 at 27C and 2 atm and 27 g of water when burned. If 1.204 x 10 23 molecules of this ketose weigh 30 g, what are its molecular and structural formulas ?
19. ## Chemistry

A 45 g sample of a ketose with a general formula CnH2nOn gives 18.45 liter of CO2 at 27C and 2 atm and 27 g of water when burned. If 1.204 x 10 23 molecules of this ketose weigh 30 g, what are its molecular and structural formulas ?
20. ## physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it? (b) Describe the type of image that it makes of your face. (c) Calculate the required radius of
21. ## physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it? (b) Describe the type of image that it makes of your face. (c) Calculate the required radius of
22. ## physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it? (b) Describe the type of image that it makes of your face. (c) Calculate the required radius of