question 11 of 15, step 1 of 1\ncorrect\nfrank is investing his money. he thinks that he should make $8 for…

question 11 of 15, step 1 of 1\ncorrect\nfrank is investing his money. he thinks that he should make $8 for every $100 he invests. how much does he expect to make on an investment of $4300?\nanswer\nhow to enter your answer (opens in new window)\n$

question 11 of 15, step 1 of 1\ncorrect\nfrank is investing his money. he thinks that he should make $8 for every $100 he invests. how much does he expect to make on an investment of $4300?\nanswer\nhow to enter your answer (opens in new window)\n$

Answer

Explanation:

Step1: Set up proportion

Let $x$ be the amount of money he expects to make. The proportion is $\frac{8}{100}=\frac{x}{4300}$.

Step2: Cross - multiply

$100x = 8\times4300$.

Step3: Solve for $x$

$x=\frac{8\times4300}{100}=8\times43 = 344$.

Answer:

$344$