subject

Mathematics, 04.11.2020 03:20 mommy562

In Aunt Peggy’s backyard there are cows and chickens. There are 20 more chickens than cows. The total number of legs is 130. How many chickens and how many cows are there? (Each cow has 4 legs, each chicken has 2 legs.)

ansver

Answers: 3

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 18:10

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

Answers: 1

question

Mathematics, 21.06.2019 22:00

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Answers: 1

question

Mathematics, 21.06.2019 23:00

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

Answers: 2

question

Mathematics, 22.06.2019 11:30

Three fourths a number plus 8 is 20 less than the number

Answers: 1

You know the right answer?

In Aunt Peggy’s backyard there are cows and chickens. There are 20 more chickens than cows. The tota...

Questions

question

Business, 18.01.2020 05:31

John is a widower, over 65, and blind. his wife died in 2017. he has no children. what is john's standard deduction in 2019?...

question

Medicine, 18.01.2020 05:31

You are a family nurse practitioner employed in a busy primary care office. the providers in the group include one physician and three nurse practitio...

question

Business, 18.01.2020 05:31

What is the current market demand for valiant running shoes if its market development index is 64 and its market potential is 480 million? a) 1333.3...

question

Mathematics, 18.01.2020 05:31

Listed below are the weights in pounds of 11 players randomly selected from the roster of the seattle sea-hawks when they won super bowl xlviii (the s...

question

Social Studies, 18.01.2020 05:31

People who move into new cultural contexts for a limited period of time and for a specific purpose are known as : a. short-term refugees....

question

Mathematics, 18.01.2020 05:31

A5-foot tall women is standing near a flag pole which casts a shadow of 21 feet on level ground. if the women’s shadow is 3 feet long, how tall is the...

question

Geography, 18.01.2020 05:31

The mid-oceanic ridge rises high above the surrounding sea floor because new lithosphere forming at the ridge axis is and of relatively density. a)...

question

Mathematics, 18.01.2020 05:31

The confidence level is the proportion of times that an estimating procedure will be wrong in the long run. true/false...

question

History, 18.01.2020 05:31

The framers of the constitution devised a federal system of government that affected the relationship between the national and state governments. (a)...

question

Biology, 18.01.2020 05:31

The process of cytokinesis involves components of the cytoskeleton. it is most similar to what other cytoskeletal function? a. vesicle transport on mi...

question

Chemistry, 18.01.2020 05:31

Asample of carbon monoxide occupies 4.63 l at 296.0 k and 737 torr. find its volume at −29°c and 432 torr....

question

Business, 18.01.2020 05:31

Calculate the percentage rate management fees on the following: $575 adjusted per-unit fee, 50 total units, $600,000 annual gross income, 15% vacancy...

question

Medicine, 18.01.2020 05:31

When blood ph begins to rise, the respiratory control centers in the brain are: a) accelerated b) depressed c)...

question

Medicine, 18.01.2020 05:31

Psychoneuroimmunology (pni) is the study of the interaction among all the following systems except the system. a. respiratory

question

Physics, 18.01.2020 05:31

Given a volume of 1000. cm3 of an ideal gas at 300. k, what volume would it occupy at a temperature of 600. k?...

question

Mathematics, 18.01.2020 05:31

Aschool requires an entrance exam score that is in the top 3% of the population in order to be accepted. if an entrance exam has a mean of 500 and a s...

question

Health, 18.01.2020 05:31

Psychologist jean piaget was a pioneer in the field of which explores how people’s ability to think and process information changes over time. this p...

question

Social Studies, 18.01.2020 05:31

Instead of providing arguments in favor of a political candidate, ads may build political support by associating pictures of the candidate with emotio...

question

Chemistry, 18.01.2020 05:31

The iodate ion, io₃⁻, is reduced by sulfite, so₃²⁻, according to the following net ionic equation: [tex]io_3^- (aq) + 3so_3^{2-} (aq) \rightar...

question

English, 18.01.2020 05:31

Aschool cafeteria, a military commissary, and a hospital kitchen are all examples of what type of foodservice segment?...

More questions: Mathematics Another questions

Questions on the website: 13722363