Circles
Given the circumference formula. How would you determine the diameter?
d = c/pi
Amanda wants to buy a piano that is on sale for 25% off the regular price of $300. She must also pay a 9% sales tax, what is her total cost for the piano?
245.25
A Baker needs 1/3 cup of sugar for every 3/5 cup of flour. Using this ratio, how much sugar is needed for One Cup of flour
5/9
Describe a graph with a proportional relationship?
Goes through the origin
straight line
A circle has the circumference of 15. What is the approximate area of the circle?17
17.94
A circle has the circumference of 30. What is the area?
71.74
Whitney wants to buy a shirt that is 25% off the regular price of $25. she must also pay an 8% sales tax what is her total cost for the shirt.?
20.25
Heavy uses 1/5 cup of paint to paint 3/4 her house.? How many cups of paint will she need to paint her entire house?
4/15
A car is traveling at 75 mph. After three hours, how far will the car have traveled?
225
Walmart usually sells socks for 8.99. Today they are on sale for 6.99. What was the percent discount? round to the nearest whole number
22% off
The circumference of a circle is 52. What is the radius ?
radius = 8.28
John works at a dealership he receives 7% Commission on every car he sells. He sold one car for $12,000 and 2 cars for $25,000 each how much Commission did John earn?
4340
Skylar makes several muffins. She uses 2 and 2/3 cup of strawberries for every 1 and 2/5 cups of blueberries. Use this ratio, how many cups of blueberries will she need 4 and 1/3 cup of strawberries? Round to the nearest tenth
2.28 or 91/40
A Baker needs 2/5 cup of water for every 2/3 cup of flour using this ratio how much flour is needed for One Cup of water ?
5/3
Michael works at a shoe store. He earns 12% commission on every shoe he sells on Monday he sold a shoe for $175 on Tuesday. He sold two shoes for $350 each how much commission did Michael earn? 105
$105
Jordan wants to glue a piece of string from the center of a round table to the edge if the circumference of the table is 35 approximately how many inches of string will Jordan need? Round to the nearest hundredth.
5.58
A student earns $12.00 per hour working during the weekdays she makes an additional 45% per hour when working on the weekend. If she works 12 hours on Thursday and 16 hours on Saturday how much money will she earn?
422.4
A rectangular table has the perimeter of 72 meters. If the length to width ratio is 3 to 6 what is the length of the table?
12
A circle has the center point of 4, 2 and passes through point 4,13, what is the area of the circle ?
379.94
A landscaper has a circular fountain with a diameter of 30 feet. If the landscaper uses a flexible fencing piece that is 3.5 feet long approximately how many pieces of fencing will be needed for the circumference of the fence. Round to the nearest whole number
27 pieces
A designer Has a circular piece of fabric with the diameter of 48 inches. If the designer uses flexible string pieces that are 2.5 feet long, approximately how many pieces of string will be needed for the circumference of this circular piece of fabric. Round to the nearest whole number
60
A student earns $9.40 per hour during weekdays. She makes an additional 35% per hour when she works on the Weekend. If the student works 5 hours on Tuesday, 6 hours on Thursday, and 7 hours on Saturday how much money does the student earn and all?
191.6
A store owner sells soda in cases of cans and and bottles
One case of soda contains 24 cans and costs $9.35
Each can in the case contains 12 ounces of soda
One bottle of soda cost $2.30 and contains 32 ounces
What is the difference in cost between one ounce of soda in a bottle and one ounce of soda in a can?
.04
A clothing designer has a square piece of fabric with the side length of 12 inches. The designer cut a circle from the square. To the nearest 10th what is the circumference of the circular piece of fabric?
47.1
Yuri runs 300 meters in 20 seconds. Jessica runs 500 meters in 41 seconds. Approximately how many meters per second faster is 1 runner than the other?
3 seconds