7. Find the sample size, n, needed to estimate the percentage of adults who have consulted fortune tellers. Use a 0.09 margin of error, use a confidence level of 98%, and use results from a prior poll suggesting that 15% of adults have consulted fortune tellers. n =

Q: What is the area of the triangle? A 12 cm² © 24 cm2 ® 14 cm2 O 48 cm² 8 cm 6 ст

A:

Q: 1. FGI=46 13

A:

Q: You want to put a 2 inch thick layer of topsoil for a new 31 ft by 24 ft garden. The dirt store…

A: Given data :  2 inch thick layer  Garden  = 31ft by 24ft 1/4 cubic yard

Q: what is the area of a square with sides of 4 inches?

A: It is given that, the length of a square is a = 4 inches.

Q: 7 cm (b) (h) 15 cm 13 cm (a) M Area = (13+7)x5 14 15) - 21. Tutors.com zoom in 13. The first step is…

A: I have explained everything with in the solution. Please go through that.

Q: How many pieces of fiberglass,  48in wide and 84in long can be cut from a 252.0 ft2 roll of…

A:

Q: shows one of the boxes. The diagram is not drav 2.54 cm 14 cm 8 cm What are the lateral area and the…

A:

Q: what is 2 squared divided by 9 squeared?

A: Since, the square of 2 is 4.And square of 9 is 81.

Q: What is the volume of this triangle if the height is 8 length is 7 and width is 11

A:

Q: A rectangle is formed by bending a wire that is 32 centimeters long. The length of the rectangle is…

A: Perimeter of the Rectangle = 2 (Length +Width ).

Q: A 12 foot chain weighs 24 pounds and hangs from the ceiling. Find the work done in lifting the lower…

A:

Q: How many ceiling tiles 2 feet by 4 feet are needed to tile a ceiling that is 24 feet by 26 feet?

A: The dimension of the ceiling = 24 feet by 26 feet The dimension of the tiles = 2 feet by 4 feet

Q: 8 people fit comfortably in a 2 yards by 5 feet area. Use the value to estimate the size of a crowd…

A: It is given that the area occupied by eight people is 2 yards by 5 feet. We will convert 2 yards in…

Q: area is km2 (don't round)

A: Area of triangle: 1/2 * b * h Here, b = 7 h = 5.4

Q: a 5-centavo coin and a 5 peso coin are spinning. Which is easier to stop a 5-centavo coin or a…

A:

Q: How do i find area with base and height?

A: Given data:   The base of the triangle is b=10 units. The height of the triangle is h=8.65 units.…

Q: The surface area of a sphere is 36 T square inches. What is the volume of the sphere? Write the…

A: Given the surface area of sphere is 36π sq.inches. To find the volume of sphere:- Surface area of…

Q: 16. z-313 = 176

A: 16) The given equation is z-313=176.

Q: 10 y = 2x or x = 2 (5,10) a

A: The conical tank shown here is filled with olive oil weighing 55 lbft3. How much work does it take…

Percentage

A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.

Algebraic Expressions

In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.

Numbers

Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.

Subtraction

Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.

Addition

Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.