If a is directly proportional to b and if a = 30 when b = 21, what is the value of a when b = 10 1/2? A.B. $1,590C. $2,040D. $2,610E. $3,120150&H=ce00100KHa0030. If a is directly proportional to b and if a = 30 whenb=21, what is the value of a when b=10?20F.3147G.20Н. 10J. 15К. 3033. What number is 175 percent of 16?А. 12В. 20S 24

Question number 30,Given, a is directly proportional to b and a=30 whne b=21. Also when…

Answered: If a is directly proportional to b and…

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

Related questions

Concept explainers

Question

If a is directly proportional to b and if a = 30 when b = 21, what is the value of a when b = 10 1/2?

A.
B. $1,590
C. $2,040
D. $2,610
E. $3,120
150&H=ce00
100KHa00
30. If a is directly proportional to b and if a = 30 when
b=21, what is the value of a when b=10?
20
F.
3
147
G.
20
Н. 10
J. 15
К. 30
33. What number is 175 percent of 16?
А. 12
В. 20
S 24

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Differential Equation$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, geometry and related others by exploring similar questions and additional content below.

Similar questions

7. Solve g = ca , for a
Clear the variable t of the following formula X = X₁ ·e·t
Assume that an r of .80 describes the relationship between daily food intake, mea-sured in ounces, and body weight, measured in pounds, for a group of adults. Would a shift in the units of measurement from ounces to grams and from pounds to kilograms change the value of r ? Justify your answer

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