Susan is sewing curtains for her sister Maria. Each set of curtains takes 8 1/2 yards of material. If Susan has 60 yards of materials, how many full sets of curtains can Susan sew?

Solution: 60 ÷ 8 1/2 = 60 ÷ 8.5 = 7.06

So... Susan can make 7 full sets of curtains.

What is the perimeter of a perfect square with an area of 36 square inches?

Solution: First, use the formula for area to determine what the length of the square's side.

Area = side squared ..... With an area of 36, each side of the square is 6 inches.

Once you have found the length of the square's side, use the formula for the square's perimeter.

Perimeter = side x 4

Perimeter = 6 in. x 4

Perimeter = 24 inches

What is the volume of a rectangular solid whose length is 10 in., width is 8 in, and height is 4 in. ?

Answer: Before you answer the problem you need to know the formula. The formula for volume of a rectangular solid is V = length x width x height.

10 in. x 8 in. x 4 in. = 320 cubic inches

GED Math: Geometry

Susan is planning to replace the carpet in her living room. Her living room measures 15ft long and 10 feet wide. How many square feet of carpet will she need? Also, at $3.99 a square foot, how much will it cost her?

Solution: Use the formula Area = length x width. 15ft x 10 ft = 150 square feet. At $3.99 per square foot, it will cost Susan $598.50.

Peter decided that he wanted to go to the ice cream shop so he started from home and rode his bike down First Street for 4 miles and then took a right turn and traveled due east for another 3 miles. If he was able to take a short cut and bike from home directly to the ice cream shop, how many miles less would he have ridden?

Answer: 5 miles

Susan received the following test scores, 85%, 76%, 92%, 79%, 89%, and 90%. She needs to average 85% in order to pass on to the next level. What was the mean of the scores and did she go on to the next level?

answer: Susan received an 85% so yes.... she did go on to the next level.

volume of a rectangular area

My brother in law is laying a cement slab this coming weeking. He needs to know how many cubic yards of cement to order. And quess what..... he called me. Here are the dimensions. Can you help me figure it out?

25 feet in length
15 feet in width
4 in deep


How many cubic yards of cement will he need?

Susan is putting a circular shaped flower garden in her back yard. The dimensions of her back yard is 30 ft by 15 feet. The radius of her flower garden is 7 feet. What is the area of just the grassy part of her lawn (hint: area of rectangle minus are of circle).

I want to put in a cement patio and I need to order cement. If the dimensions of my new patio are 15 ft. by 10 ft and I want the cement to be 6 in. deep....... how much cement do I need to order.

Your answer should be in cubic feet.

Answer: 15ft x 10 ft x .5 ft = 75 cubic feet of cement

The square root of 23 is between which two groups of numbers?

4 and 5
2 and 3
6 and 7

Answer: 4 and 5

GED Skill: geometry

Dan is planning on on re carpeting his master bedroom, measuring 15ft by 25ft. He is looking at carpeting which costs $9 per square yard. He also has a budget of $300. Assuming that there will be a 10% waste, will Dan have enough money. If not, how much short is he?

Answer: Dan does not have enough money. He is short by about $112.5