Jnr John

Most popular questions and responses by Jnr John

A display of cans on a grocery shelf consists of 20 cans on the bottom, 18 cans in the next row, and so on in an arithmetic sequence, until the top row has 4 cans. How many cans, in total, are in the display?

2. Math>> Help!!

After knee surgery, your trainer tells you to return to yuor jogging program slowly. He suggests jogging for 12 minutes each day for the first week. Each week thereafter, he suggests that you increase that time by 6 minutes per day. How many weeks will it

Find a6 for an arithmetic sequence where a1=3x+1 and d=2x+6 . I can't even solve it because I do not have any idea.

4. HELP!!! Math

You visit the Grand Canyon and drop a penny off the edge of a cliff. The distance the penny will fall is 16 feet the first second, 48 feet the next second, 80 feet the third second, and so on in an arithmetic sequence. What is the total distance the object

5. Math>> Help!!

You complain that the hot tub our hotel suite is not enough. The hotel tells you that they will increase the temperature by 10% each hour. If the current temperature of the hot tub is 75 Fereneit Degrees, what will be the temperature of the hot tub after 3

6. HELP!!! Math

If a varies jointly as b and the square root of c, and a = 21 when b = 5 and c = 36, find a when b = 9 and c = 225.

7. Math>> Help!!

Seats for Mathematics, Physics and Biology in a school are in the ratio 5:7:8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?

8. HELP!!! Math

The volume of a pyramid varies jointly as its height and the area of its base. A pyramid with a height of 12 feet and a base with area of 23 square feet has a volume of 92 cubic feet. Find the volume of a pyramid with a height of 17 and a base with an area

Wind resistance varies jointly as an object's surface area and velocity. If an mile per hour with a surface area of 25 square feet experiences a wind resistance of 225 Newtons, how fast must a car with 40 square feet of the surface area travel in order to

10. Analytic Geometry

What are vatices?

If c varies directly as the square root of d, and c = 14 when d = 64, find c when d = 324.

Find the vertices, foci, eccentricity, and length of the latus rectum of the eclipse whose equation is x^2 + 9y^2 = 9

13. Conversions

The parallel sides of a trapezium are 10m and 14m. If the area of the trapezium is 130 square meter, what is the distance between the parallel sides? Convert the answer into square yards.

14. English

What are main qualities and characteristics of a person?

15. Analytic Geometry

A circle at the origin whose is 2 units is 2 is inscribed in a right triangle whose base is 8 units and altitude 6 units. Find a) The equation of the circle b)The area and circumference of the circle c)The area of the right triangle exluding the area

16. HELP!!! Math

Given the relation A = {(5,2),(7,4),(9,10),(x,5)}. What is the value of x that will make relation A a function?

17. HELP!!! Math

The weight of an object on Earth varies directly as the weight of the same object on the moon. A 300 pound object would weight 48 pound on the moon. How muchg would a 65 pound object weigh on the moon?

18. Analytic Geometry

A square is a quadrilateral with four equal sides. The area of a square is equal to square of its sides. The diagonal of a square is a line segment joining any two non-consecutive side. Find the area of a square and the length of its diagonal whose

Design and develop a simple system that computes the Depreciation cost of the item (D). Takes as input the purchase Price of an item (P), its expected number of years of Service (S), and Yearly depreciation for the item (Y). Use the formula D= P-(S/Y).

20. Math

Is octaland hexadecimal numbering are the number system that is used by computers?

21. Number System

Subtract the following numbers using the standard method. 111 1110 0010 - 100 0111 - 111 =

22. Maths

What for the area of Sqaure?

23. HELP!!! Math

The area of a trapezium is 360 in^2. If the ratio of the bases to the height is 6:10:5, find the dimensions of the tarpezium.

24. Math>> Help!!

A 20 foot ladder is leaning against a building.If the ratio of the base of the ladder's distance from the building to its top's height from the ground is 3:4, find how high the top of the ladder is from the ground.

Identify the points and graph the equation of the ellipse. 9x^2 + 4y^2 -54x-16y + 61 =0

26. Agent HELP! Trigonometry

An isosceles triangle ABC has two sides 17cm in length and a base 10cm in length. Find the size of the angle between the equal sides.

27. Visual Basic 6.0

Design and develop a simple application system that converts the input dollars into its equivalent Yen rate. Where the user enters the value of the dollar in text box 1, the user should click the command button before the resulting value will be displayed

Write a program that adds the sum of the given number. Sample Output: Enter the range of number to be added: 5 The sum of 1 to 5 is 15

29. Database

Can some help me produce a sample of Gas Station database that is normally used by the gas station?

A swimmin bath has verticle sides and the floor slopes uniformly so that, when the bath is full, the water is 1m deep at the shallow end and 4m deep at the other end. If the bath is 25m long and 12m wide, calculate the volume of the water in the bath when

31. Number System

Add the following numbers: 1110 1011 101 + 101 1111 + 1111 =

32. Math

what is the value of pie?

33. HELP!!! Math

If y varies jointly as x and z, and y = 33 when x = 9 and z = 12, find y and x = 16 and = 22.

34. HELP!!! Math

The area of a yard is 15000 ft^2. If the ratio of the lenght to the width of the yard is 3:2, what are the dimensions of the yard?

Find the equation of the parabola with directrix x + 1 = 0 and y = 1, and the length of the latus rectum is 4. Sketch the graph.

Find the equation of the parabola with directrix x + 1 = 0 and y = 1, and the length of the latus rectum is 4. Sketch the graph.

Discuss hyperbola and its properties.

Find the equation of the circle incribed in a triangle, if the angle has its sides on the lines: 2x + y - 9 = 0, -2x + y - 1 = 0, and -x + 2y +7 = 0. Draw the figure.

39. Analytic Geometry

Find the equation of the circle incribed in a triangle, if the angle has its sides on the lines: 2x + y - 9 = 0, -2x + y - 1 = 0, and -x + 2y +7 = 0. Draw the figure.

40. Analytic Geometry

Find angle A of a triangle whose vertices are A (3,3) , B(-3,1) and C (-1,-3)

41. Analytic Geometry

Find the points of intersections of the circles:x^2 + y^2 - 2x -2y -2 = 0 and x^2 + y^2 + 2x + 2y -2 = 0. Draw the circles.

42. Analytic Geometry

f (1, -2) is equidistant with (4, 4) and (x, 4), find x.

(square root of a + 3 square root of b /a - b) - (2/square root of a + square root of b).

44. Trigonometry

If sin A =(46sin67degrees/58), find A in degrees and minutes.

45. Prisms

A swimmin bath has verticle sides and the floor slopes uniformly so that, when the bath is full, the water is 1m deep at the shallow end and 4m deep at the other end. If the bath is 25m long and 12m wide, calculate the volume of the water in the bath when

46. Prisms

The solid prism has constant cross section which is a trianle sides 8cm, 7cm and 7cm long respectively. If the lenght of the prism is 9cm, calculate the volume of the prism.

47. Number System

Converts binary 110111011 to hexasecimal.

48. Databaes

Show me an example on how I can create and establish a database of a library and a security firm?

49. Math>> Help!!

A sum of money is to be distributed amoung A,B,C,D in the proportion of 5:2:4:3. If C gets K1000 more than D, waht is B's share?

50. Math>> Help!!

If y varies as x, and x = 9 when y = 15, find y when x = 33.

The volume of a pool is 1728 ft^3. If the ratio of the lenght to the width to the depth is 4:2:1, What are the dimensions of the pool?