Questions Asked on
December 31, 2016

  1. Math

    A shop owner blends three types of coffee,A,B,C.in the ratio 3:5:7 a) calculate the weight of each type of coffee in 45kg of three blended mixture. b) given that type A coffee cost $7 per kg, type B coffee costs $10 kg and type C coffee costs $13 per kg,

    asked by Sam
  2. Social studies

    Why did the Republicans in Congress feel of the 14th amendment was necessary? A- they worried the healthy Southern planters would not comply with the civil rights act B- they were that president Johnson would not enforce the civil rights act C- they

    asked by Flany
  3. math(A.P/G.P)

    the population of a country was 55 crores in 2005 and is growing at 2% p.a C.I , the population in the year 5015 is estimated as ? a)5705 b)6005 c)6700

    asked by happy new year :)
  4. Math

    Jenny's lawn is 1/3 of an acre. After moving 1/2 of the lawn, how much of an acre has she mowed? A. 1/5 B. 1/6 C. 1/2 D. 2/5 ______________________________ A leaking bucket is filled to 3/4 capacity. After some time, 1/2 of the water has leaked out. What

    asked by Lyññ
  5. Physics

    The focal length of a small concave mirror is 2.5cm in order to use this mirror by dentist .The distance of tooth from mirror is

    asked by Trilok
  6. science

    A ray of light is incident at 40 degrees to a plane mirror. What is the angle between the incident and the reflected rays?

    asked by favour
  7. Math

    1. Find the product in simplest form 2/5 x 3/7 A. 14/15 B. 5/12 C. 6/35 D. 1/5 2. find the product in simplest form 9/10 x 5/7 A. 1 13/50 B. 9/14 C. 14/17 D. 4/7

    asked by Becky
  8. Chemistry

    Hello, If I add water to a solid, how do i represent it in a equation with phases? for example the NaNO3 was the solid in this case and H2O was the liquid, does NaNO3 turns into an aqueous or stays as solid when I write the equation? Which one would be

    asked by Sherlique
  9. Algebra

    The peak of California's Mount Whitney stands 14,495 feet above sea level. What is the integer that best expresses the given​ number?

    asked by lobna
  10. Algebra

    Use a commutative law to find an equivalent expression. st An equivalent expression of st is...........

    asked by lobna
  11. Algebra

    Use multiplying by 1 to find an expression equivalent to 15 Over 19 with a denominator of 19 z19z. The equivalent expression is ..........

    asked by lobna
  12. Algebra

    Describe the situation from the viewpoint of each person. During a game​, a person wins 450 points​, and another person loses 250 points. Which real number corresponds to ​'wins 450 pointspoints​'? Which real number corresponds to ​'loses 250

    asked by lobna
  13. math

    At Sunnyside Place, as of March 31, a total of 12 residents have moved out. What is your property’s annualized turnover percentage rate? Note: this is connected to the first Sunnyside Place apartment question, which total apartments are 100 Again, thank

    asked by esther
  14. math(geometric series)

    the common ratio of the infinite geometric series whose 2nd term is 3/2 and its sum is 8?

    asked by happy new year :)
  15. chemistry AS

    how do you draw the skeletal structure for (z)-pent-2-ene.

    asked by hifza
  16. Language

    write one word that means the same as the phrase: expressed his regret is the phrase but this is the whole sentence : The father expressed his regret for his misconduct of his son. PLEASE HELP! I have also tried to answer nearly all your questions! I have

    asked by colette
  17. Chemistry

    Using equation only. Show how tetraoxosulphate(IV) can be prepared industrially

    asked by UMEADI
  18. Math

    On friday,a cold front came through the city at 8am that dropped the outside temperature at an average rate of 2 degrees every half hour. Which integer represents the change in temperature from 8am to 11am

    asked by Jose
  19. english

    I can't seem to find the relative clause in this sentence, can someone help me? Thanks. "Fables that were written by Aesop usually feature speaking animals."

    asked by anonymous
  20. abstract reasoning

    what is the meaning of silver and gold have I none?

    asked by colette
  21. math

    An applicant earns $9 per hour and works 40 hours per week in typical weeks. Four weeks out of the year the applicant works an extra 10 hours per week. (Any hours over 40 in a week, the applicant receives overtime pay at "time and 1/2") There are 52 weeks

    asked by esther
  22. Chemistry

    Hello, Sorry to bother you all, but i have a quick question. If I needed to use heat in a reaction, for example, Ca(OH)2(s) + 2NH4Cl(s) = 2H2O(g) + 2NH3(g) + CaCl2(s) Do I need to put "+heat" on the reactant side when writing my equation? Thanks in

    asked by Sherlique
  23. Math

    If area of a square inscribed in a semi circle is 2 square centimeter. Fine the are of the square inscribed in a full circle

    asked by Shankar
  24. Algebra

    The sum of n tearm of two arithmetic progressions are in the ratio (7n+1):(4n+27).Find the ratio of their 11th terms

    asked by Mihir
  25. Physics

    A bullet of mass 20gm penetrates a board of thickness 10cm and mass 1kg at rest. If the board is free to move,find the thickness to which the bullet will penetrate. I used conservation of momentum to find the combined velocity of bullet and the board in

    asked by Anirudh
  26. science

    What is the unit for measuring enzyme activity? What is turnover number

    asked by donald
  27. integral calculus

    integral of (dx/(coth^2(2x)*sinh^2(2x)) help, thanksss

    asked by Mycah
  28. algerbra

    A driver who drives at a speed of r mph for t hr will travel a distance d mi given by dequal d=rt mi. How far will a driver travel at a speed of 61 mph for 66 ​hr? The distance travelled is ............ miles.

    asked by lobna
  29. science

    write balanced equation showing the reaction occurs when lead is added to a solution containing a mixture of aqueous silver nitrate and copper(ii)sulfate

    asked by saeed mohmoud
  30. English

    Though not as useful as the mind, And always cancelled by strength in kind, Enough can still break any bind, Just use it... You'll get what you want to find.

    asked by Daremonster
  31. Chemistry

    Iron+CON Hydrochloric acid =?

    asked by Anonymous
  32. yes

    Area of 4 walls of a room is 108 sq meter. If height and length of room is in ratio 2:5 and height and breadth is in the ratio 4:5. Find the are of the floor of the room

    asked by Shankar
  33. Surds

    Write (2+3^1/2)^1/2 in the form root a plus root b ..and find a and b

    asked by Samuel
  34. Chemistry

    Hello, Which one is correct? 1) NaOH(aq) + HNO3(aq) ⇋ NaNO3(aq) + H2O(l) or 2) NaNO3(s) + H2O(l) ⇋ NaOH(aq) + HNO3(aq) Thanks!!

    asked by Sherlique
  35. science

    Explain how end product inhibition can control enzyme activity in living cells

    asked by donald
  36. science

    An astronauts boots weigh 100N on earth where the acceleration of free fall is 10m/s2. How much will they weigh on Mars where the acceleration of free fall is 4m/s2?

    asked by watson
  37. shaekh

    a b(a-b)=

    asked by NoorAlsm