# Questions Asked onJuly 26, 2017

1. ## pre-algebra

Justin wants to use 376 ft of fencing to fence off the greatest possible rectangular area for a garden. What dimensions should he use? What will be the area of the garden? A. 89 x 99; 8811 ft B. 92 x 96; 8832 ft C. 94 x 94; 8836 ft D. 93 x 95; 8835 ft

2. ## math

a. A rectangular pen is built with one side against a barn. 1200 m of fencing are used for the other three sides of the pen. What dimensions maximize the area of theâ€‹ pen? b. A rancher plans to make four identical and adjacent rectangular pens

3. ## statistics

In a study, 35% of adults questioned reported that their health was excellent. A researcher wishes to study health of people living close to a nuclear power plant. Among 14 adults randomly selected from this area, only 3 reported that their health was

4. ## health

Americans spend almost _______ percent of their food budget on foods prepared away from home. A. 20 B. 30 C. 40 D. 50 Thinking it would be B.

5. ## Chemistry

A solution contains I-, Br- and OH- ions. If Ag+ is added, what will the precipitate(s) be?

6. ## maths

An Article is Advertised for 262.50 dollars inclusive of a 5% GST . find the orignal price

7. ## statistics

You intend to estimate a population proportion with a confidence interval. The data suggests that the normal distribution is a reasonable approximation for the binomial distribution in this case. While it is an uncommon confidence level, find the critical

8. ## Civics

"Man is the only creature that consumes without producing. He does not give milk, he does not lay eggs, he is too weak to pull the plough, he cannot run fast enough to catch rabbits. Yet he is lord of all the animals. He sets them to work, he gives back to

9. ## Archimedes principle

An iron piece of mass 360g and a density of 6g/cm^3 is suspended by a rope so that is partially (halfway)in oil of density 0.9 g/cm^3.Find the tension (force) in the string.

10. ## physics

A ball is dropped from a cliff and 2 seconds later, a second ball is thrown vertically downward. What must be the initial velocity of the second ball if it overtakes the first ball as it passes 400m ?

11. ## chemistry

Why lattice energy of lithium chloride is more exothermic than that of sodium chloride.

12. ## Math

A movie theater charges \$5 admission for an adult and \$3 for a child. If 700 tickets were sold and the total revenue received was \$2900, how many tickets of each type were sold?

13. ## math

the debit amount to payroll tax expense represents: A. the employers portion B. the employees portion C. Both D. None of the above. I choose A, but thinking D. Please Help. thanks

14. ## English

This is a men jacket A:men's*** B:Mens C:mens's The cat hid it kittens under the stairs A:its*** B:it's C:its' I opened an account at the Savings Bank Main Office A:Savings Banks B:Savings Bank's*** C:Savings Banks' Are these correct?

15. ## Algebra

Write the function rule for the total cost in dollars of gasoline if w gallons of gasoline for \$6 per gallon

16. ## Literature and the arts

What was the American small town like?

17. ## geometry

The two non-parallel sides of an isosceles trapezoid are each 7 feet long. The longer of the two bases measures 22 feet long. The sum of the base angles is 140°. a. Find the length of the diagonal. b. Find the length of the shorter base. Round your

18. ## calculus

One bicycle is east of an intersection , and it is travelling towards the intersection of 9 miles per hour. at the same time a second bicycle is south of the intersection , and it is travelling away from the intersection at the rate of 10 miles per hour.

19. ## Maths ( arthmetic )

The fourth term of an AP is 10 and eleventh term of it exceeds three times the fourth term by 1. Find the sum of first 20 terms.

20. ## Chemistry

50 liters cylinder is filled with Ar gas to a pressure of 10130KPa at 30C. How many moles of At gas are in the cylinder

21. ## Math

A certain deck of cards consists of only 10's, Jacks, Queens, and Kings, and is divided up evenly in a 52 card deck. what is the probablity of NOT drawing a jack? HELP ASAP!!!!!!!

22. ## chemistry

Write balanced equations to show the thermal decomposition of calcium nitrate and sodium nitrate.

23. ## geometry

George plans to cover his circular pool for the upcoming winter season. The pool has a diameter of 20 feet and extends 12 inches beyond the edge of the pool. A rope runs along the edge of the cover to secure it in place. a. What is the area of the pool

24. ## chemistry

The electronic configuration of manganese is: 1s22s22p63d54s2. a)What is the maximum oxidation state of manganese? b)Explain how the electronic configuration shows that Mn is a transition element

25. ## physics

A rotating platform is on a table and an object is on the platform. The platform has a diameter of 30.0cm and it has a string wrapped around it. The string is threaded over a pulley ( which is right next to the platform and attached to the edge of the

26. ## Chemistry

If we wish to find the molar mass of a pure solid organic compound, which measurement would be most useful and why? A)melting point of the solid B)melting point depression of the mixture of the solid with 1,4-dichlorobenzene C)Heat of combustion

27. ## Math

Train A leaves Romeoville at 8:00 am traveling at 55 mph toward Julietteville. Train B leaves Julietteville at the same time heading toward Romeoville at 35 mph. If the distance betweent the two towns is 337.5, what time do the two trains pass each other?

28. ## Chemistry

What makes the strongest cation in water? Al Na Fe K Mg I know that the OH^- ions from water are enough for the Al(OH)3 and Fe(OH)3 precipitates to appear and we've been taught that K,Na compounds are soluble in water too. And Mg(OH)2 needs a higher OH^-

29. ## calculus

A spherical balloon , initially inflated to a volume of over 30000 cubic meters, springs a leak which causes the radius to decrease at a rate of 2 meters per minute. At the instant when the radius is 3 meters , how fast ( in cubic meters per minute ) is

30. ## Math

The average income of Ironville, Pennsylvania, is 24,000 a year. A new mill has brought in sic new incomes that increase the average to 32,000. If there were initially eight incomes in Ironville, what is the average income of six new families? Its 192,000

31. ## number theory

The values A,B,C, and [(A/B)+C], are all integers which are divisible by 3. Then, which of the following statements must be true: A is divisible by 9 B is divisible by 9 C is divisible by 9 A and B are both divisible by 9 A,B,and C are all divisible by 9

32. ## science

if the same 1.0 kg book is lifted to 0.5 meters above the table, but the table top is 1.0 meters above the floor,, what would be the potential energy of the book if the reference level were the floor??

33. ## maths

A car runs 18 km using 1 litre of petrol. How much distance will it cover using 7 1\4 litres of petrol ?

34. ## math

the diameter of two circles are in the ratio of 2:3. Find the area of the smaller circle if the area of the larger circle is 63pie square meters

35. ## English

In this exercise Use the word given in capital to some word that fits in the gap in the same line. DECISION - When I first met Steve, our senior manager, he seemed to me rather impatient and somewhat (indecisive) especially when it was necessary to take

36. ## biostats

what 4 values do i need to enter into a box plot graph calculator? median and what else Thanks

37. ## Math

An amusement park sells 25 cent, 50 cent, and \$1 tickets and a teacher purchases \$32.50 worth of tickets. A student remarks that there are twice as many 50 cent tickets as there are \$1 tickets and that the number of 25 cent tickets is 30 more than the

38. ## Math

A reatil outlet is having a clearance sale on all the shoes in its inventory over a period of four days. On the first day it sells 1/4 of its inventory, on the second day it sells 1/2 of the remaining inventory , and on the third day it sells 1/6 of the

39. ## english

what are these ? some may have two correct answers . something that a: keeps us warm at night. b: we can see ourselves c: we can use to stir tea. d: we can use to cut with e: we wear on our heads. e: we eat off

40. ## Algebra math

if a number is subtracted twice its reciprocal, the result is -23/5. what is the number?

41. ## english

The suffix -est means: A. more B. most C. alot D. many Thinking the answer b.

42. ## chemistry

Between magnesium carbonate and calcium carbonate, which one is more thermally stable? Explain your answer.

43. ## chemistry

Between magnesium carbonate and calcium carbonate, which one is more thermally stable? Explain your answer.

44. ## Math

If 1/3 of a gallon of paint covered 3/5 of the room I was painting, how much paint (gallons) would it take to cover the entire room?

45. ## MATH

two pump can individual fill the tank in 10 hours and 12 hours respectively while a third pump empites the full tank in 20 hours.If all the three pump are run simultaneously,in how munch time will be the tank be filled?

46. ## Chemistry

Why can't we apply Kd directly to a equilibrium solution of CCl4 and H2O,with CH3COOH dissolved? Do CH3COOH form polymers in CCl4? or are their single molecules of CH3COOH in CCl4?

47. ## Chemistry

If we are given the ksp of AgCl at 14°C and 42°C,how do we find the ∆H° for the dissociation of AgCl(s)?

48. ## Math-college

(x + 3)(x -4) < 7, Why is this incorrect statement? I know the reason this is incorrect is because you cannot set each part equal to 7. Is there a more detailed reason? Thank you for the help.

49. ## science

The oxidation number of cr in cr^3- is?

50. ## math

voters 150 candidate 1 has 46% candidate 2 has 30% undecided 24% if undecided given half to candidate 1 and half to candidate 2. how much left with undecided

51. ## math 10

James can store 8 GB of music on his phone. If a 3-min digital song requires 3.5 MB of storage space, what are the domain and range for the relationship between memory used and number of songs that are each 3 min in length?

52. ## Math

9a to the 4th power squared

53. ## civic education

youth empowerment skills

54. ## problem solving

I think of a number, multiply by 4, subtract 6 and then divide by 5. If the answer is 10, what is the original number? (4x - 6) / 5 = 10

55. ## chemistry

What is the energy of electron 4th exicted state of of be3+ ion if energy of electron in ground state

56. ## math

what is 7/8 of 64?

57. ## physics

a body is thrown vertically upward fron a certain height of pole and their velocity is 100m/s and then it returns to the ground in 6second then find the height of the pole ?