12. What is the value of x in the proportion 4:5 = x: 10а. 6b. 8С. 10d. 1213. 10 miles in 15 minutes = 5 miles in 7.5 minutes.a. True14. Pamela drove her car 99 and used 9 liters of fuel. She wants to know how many kilometers she can di ive with15 liters of fuel. She assumes the relationship between kilometers and fuel is proportional.b. FalseC. Neverd. Not at allа. 74b. 108с. 132d. 165

12) 45=x10Multliply 10 on both side10*45=x2*4=x8=x Therefore option b)x=8 is correct.

Answered: 12. What is the value of x in the…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

See similar textbooks

Similar questions

Below is a cross section of a building with all distances measured in feet. How tall is the roof (x)? 64 49 80.6 O 41.1 O 50.8 О 38.9 О 29.8
19) The cost of fabric varies directly with the amount of fabric purchased. If 1.6 yards of fabric cost $10.00, how much would 4.5 yards cost? $ type your answer. Previous Next US O V 2:33
36. Distance and the amount of gasoline used vary directly when driving at a constant speed. Zachary driving at a constant speed of 70 mi/h travels 88 mi and uses 19.3 gal of gasoline. How much gasoline does he use driving 912 mi traveling at the same speed? Round your answer to one decimal place if needed.
A rectangular room is 600 square feet in area. If the room is 50 feet longer than it is wide, what are the dimensions of the room? O 6 feet by 100 feet O 40 feet by 40 feet O 60 feet by 10 feet O 20 feet by 30 feet earch 81'F F9 F10 F12 eert F7 FR FW PIESC FS F6 .... F3 F4 & %23 24 7. 4 Y U R G H K F M C V Alt Ctrt Alt
6. A courier service charges a $5 pick up fee plus $0.15 per mile. The total charge to deliver a package was $7.85. How many miles did the courier service travel to deliver the package? F. 52 miles G. 19 miles H. 85 miles J. 33 miles
5. Kemi is riding a bike at a constant rate. She rides of a mile in of an hour. What is the unit rate at which Kerri is riding? A9 miles per hour B. 10 miles per hour C. 13 miles per hour D. 13 miles per hour
3. The population of maple trees in a park's 0.35-mile radius is 490. Approximate the density of maple trees per square mile. Use 3.14 for T. There are approximately 653 maple trees per square mile. There are approximately 539 maple trees per square mile. There are approximately 1,274 maple trees per square mile. There are approximately 446 maple trees per square mile.

Recommended textbooks for you

Elementary Geometry For College Students, 7e

Geometry

ISBN:

9781337614085

Author:

Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:

Cengage,

Elementary Geometry for College Students

Geometry

ISBN:

9781285195698

Author:

Daniel C. Alexander, Geralyn M. Koeberlein

Publisher:

Cengage Learning

Elementary Geometry For College Students, 7e

Geometry

ISBN:

9781337614085

Author:

Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:

Cengage,

Elementary Geometry for College Students

Geometry

ISBN:

9781285195698

Author:

Daniel C. Alexander, Geralyn M. Koeberlein

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS