
PE2_Module 02 [Level 01, Qtr 2_Wk 2]
Quiz by Lilibeth Pulido
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It is a type of variation in which two or more variables vary directly on each other.
What is the initial step in solving joint and combined variation?
Suppose y varies jointly as x and z. If y =180 when z=15 and x = -3, then find y when x = 7 and z = -5
Suppose p varies directly as r, and p and varies inversely as t. If t=20 when p=4 and r=2, then find t when r=10 and p= -5
Translate this variation statement into its variation equation: “In Anthropology, cephalic index is used to estimate the dimensions of the bones. The cephalic index c varies directly as the width w of the head and inversely as the length L of the head when viewed from the top.”
Translate this variation statement into its variation equation: “The appropriate length s of a rectangular beam varies jointly as its width w and its depth d”
Translate this variation statement into its variation equation: “The drag force F on a boat varies jointly with the wet surface area A of the boat and the square of the speed s of the boat.”
Which of the following best translates the given situation into its corresponding mathematical equation?
What is the constant of variation?
How much interest will be earned on Php 8,000 in 4 years?
What is the constant of variation?
How many minutes will it take 6 people to solve 42 problems?