DepEDDEPARTMENTOF EDUCATION5. Which of the following describes a combined variation?a." Z varies directly as X and inversely as Y"b. "Z varies directly s x"c. "Z varies inversely as X"d. "Z varies directly as X and Y".6. What happens to y when x is tripled in the relation y = ?a. y is tripledb. y is doubledd. y is divided by 3C. y is halved7. W varies directly as the square of x and inverscly as y and z. If w = 12 when x = 4,y = 2 and Z =20, find w when x = 3, y = 8 and z = 5.a. 10d. 25/38. If two men can do a portion ofa job in 8 days, how many men can do the same jobb. 9c. 27/4in 4 days?a. 7b.6c. 5d. 49. Jaime's income varies directly as the number of days that she works. If she earns12,000.00 in 20 days how much will she earn if she works twice as long?a. 26,000.00b. 24,000.00c. 20,000d. 16,000.0010. The number of words Janna printed varied directly with the amount of time shespent printing. If she printed 300 words in 6 minutes, how long would it take herto print 1500 words?a. 20 minutesb. 22 minutesC. 24 minutesd. 30 minutes11. If y varies directly as x and y = 32 when x = 4. Find the constant ofvariation.8.b. 36C. 28d. 128a.12. If y varies directly as the square of x, how is y changed if x is increasedby 20%?C.0.44% decrease in y44% decrease in y

Since you have asked multiple questions here, we will solve the first question for you. To get the…

Answered: 5. Which of the following describes a…

5. Which of the following describes a combined variation? a." Z varies directly as X and inversely as Y" b. "Z varies directly s x" c. "Z varies inversely as X" d. "Z varies directly as X and Y".

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter1: Expressions And Functions

Section1.6: Relations

Problem 37PPS

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Question

DepED
DEPARTMENT
OF EDUCATION
5. Which of the following describes a combined variation?
a." Z varies directly as X and inversely as Y"
b. "Z varies directly s x"
c. "Z varies inversely as X"
d. "Z varies directly as X and Y".
6. What happens to y when x is tripled in the relation y = ?
a. y is tripled
b. y is doubled
d. y is divided by 3
C. y is halved
7. W varies directly as the square of x and inverscly as y and z. If w = 12 when x = 4,
y = 2 and Z =20, find w when x = 3, y = 8 and z = 5.
a. 10
d. 25/3
8. If two men can do a portion ofa job in 8 days, how many men can do the same job
b. 9
c. 27/4
in 4 days?
a. 7
b.6
c. 5
d. 4
9. Jaime's income varies directly as the number of days that she works. If she earns
12,000.00 in 20 days how much will she earn if she works twice as long?
a. 26,000.00
b. 24,000.00
c. 20,000
d. 16,000.00
10. The number of words Janna printed varied directly with the amount of time she
spent printing. If she printed 300 words in 6 minutes, how long would it take her
to print 1500 words?
a. 20 minutes
b. 22 minutes
C. 24 minutes
d. 30 minutes
11. If y varies directly as x and y = 32 when x = 4. Find the constant of
variation.
8.
b. 36
C. 28
d. 128
a.
12. If y varies directly as the square of x, how is y changed if x is increased
by 20%?
C.
0.44% decrease in y
44% decrease in y

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