Answered: n a class of 162 students, 10 failed…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Related questions

Question

In a class of 162 students, 10 failed the term test. What fraction of students passed the test? Express your answer in its lowest terms.

Express the following ratio as a fraction reduced to lowest terms.

12 : 24=

Rewrite the following ratio using whole numbers, and reduce to lowest terms.

9.6 : 4.96 : 1.8

Richard, Ian, and Erin invested $54,000, $74,000, and $124,000, respectively, to open a cafe. Calculate the ratio of the investment of Richard, Ian, and Erin, in its lowest terms.

Richard: Ian: Erin

Ian, Richard, and Erin invest $21,000, $12,000, and $17,000, respectively, to build a boat. After the boat was built, Ian decided to sell his share of the investment to Richard and Erin. How much would Richard and Erin have to pay Ian if they want to maintain the same ratio of their investments in the boat?

a. How much would Richard would have to pay? Round to the nearest cent

b. How much would Erin have to pay? Round to the nearest cent

Juan, an investment banker, invested $7,000, $5,400, and $2,100 in shares of three different companies. The market showed potential to grow so she decided to invest an additional total of $6,000. How would she invest this amount into shares of the three companies to maintain the original investment ratio?

a. First company:

Round to the nearest cent

b. Second company:

Round to the nearest cent

c. Third company:

Round to the nearest cent

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