Math Problem. 4) Rohan invested in funds, fixed deposits, and bonds in the ratio of 2:3:4, respectively. He invested a total of $36,500. How much did he invest in bonds? Round to the nearest hundred...



Math Problem.



4)
Rohan invested in funds, fixed deposits, and bonds in the ratio of 2:3:4, respectively. He invested a total of $36,500. How much did he invest in bonds?



Round to the nearest hundred dollars. Show your work.









7)
Given these equivalent ratios, find the value for

X.





X
: 6 : 12 = 6 : 9 : Y












8)
Ana works in a sporting goods store. She earns $25 per hour and receives a 6.25% commission on all sales exceeding $5,000 per week. Last week she sold $5,960 worth of material, and worked 25 hours.


Calculate last week’s income.


Show your work.










8)Whoville now has a population of 1,330 people. During the last year, Whoville had its population shrink by 390 people.


What is the percent change in the population?











9)
a)
After an increase of 12.5% of his current hourly wage, Jean receives a new hourly wage of $15.75. How much was his hourly wage before the increase?


Show your work.









13)
Fernando collects used musical instruments. He has to constantly
estimate
his budget balance. His monthly budget is $900. So far, this month he has purchased: a guitar for $360, a drum for $95, a flute for $135, and a violin for $315.


He estimates by rounding each expense to the nearest 100 dollars. Then, he subtracts this total from his monthly budget.


What is his
estimated
balance? Show your work.














14)
Nalini invested a total of $24,000 in Equity Fund and Bond Fund. Her investment in the Equity Fund is 3 times her investment in the Bond Fund. How much did Nalini invest in each Fund?


Show your work.




Apr 22, 2021
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