variation

• Structural variations, such as inversions and translocations, are genetic variations that involve changes in the structure of chromosomes.
• Direct variation
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• Prentice Hall, Algebra 2 pages 144 and 55
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• Write the letter that you think is the best answer to each question on a sheet of paper.
• The fare (f) is 9 times the number (n) of kilometers covered.
• The volume of a rectangular box to its length, width, and height illustrates a combined variation.
• If y varies directly to x, what happens to y when x is doubled?
• Four types of variation will be discussed in this module.
• The perimeter of a square to its side illustrates a joint variation.
• After checking this short test, take note of the items that you were not able to answer correctly and look for the right answer as you go through this module.
• You have also applied these concepts in solving real-life problems like mixture problems, cutting proportional lengths and the like.
• The speed of the boat per hour to the amount of diesel illustrates a combined variation.
• In the previous grade levels, you have learned about ratio and proportion between two given quantities.
• In this module, you will deepen your understanding on the relationship between two quantities called variations.
• Let’s find out if you have some idea of what this module is all about.
• In the area of a rectangle, the length and width are inversely related.
• The cost (C) of fish is 90 times the weight (w) in kilograms.
• The product of the means is equal to the product of the extremes.
• The time (t) spent to travel 80 km at x kph.
• The number of minutes (m) spent in reading is 2 times the number of pages (p) read.
• P is halved c, P is tripled b, P is doubled d, P is quadrupled 7.
• Three men can do a portion of a job in 8 days.
• If the number of men increases, what will be the effect in the number of days to finish the same job? a, b, c, d.
• The rate (r) of work done by n people in h hours.
• The speed, s, of a moving object varies directly to the distance traveled, d, and varies inversely to the time taken, t.
• If the selling price of a pizza varies directly as the cube of its radius and a 5 inches pizza has a selling price of Php150, a 10 inches pizza will cost Php225.
• Direct and inverse variation are mathematical concepts related to the cost of a product varying as the square or cube of its radius.
• The total amount of money saved varies with the number of days, either directly or inversely.
• Ruben decides to help his parents by earning extra income by making a pizza delivery within their community and posting it in his Facebook accounts.
• If the cost of pizza varies directly as the square of its radius, a 10 inches radius pizza will cost Php150.
• Ruben decides to save a part of his P50 daily allowance.
• If the cost of a paint is Php150 per square meter, the cost to paint the doors of his closet is Php240.
• Ruben decides to fix and paint the two doors of his closet, each measuring 3 feet by 6 feet.
• A 5 inches radius pizza costs Php75.