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Chapter 4: Problem 2

Determine the missing number. $$\frac{3}{4}=\frac{?}{20}$$

Short Answer

Expert verified
}{20}$? Answer: The missing number is 15.

Step by step solution

01

Write down the given equation

The given equation is: $$\frac{3}{4} = \frac{?}{20}$$
02

Cross-multiply

Cross-multiply to create an equation: $$3 \times 20 = 4 \times ?$$
03

Simplify the equation

After multiplying, the equation becomes: $$60 = 4 ?$$
04

Solve for the unknown variable

Divide both sides of the equation by 4: $$\frac{60}{4} = ?$$ $$? = 15$$
05

Write down the final answer

The missing number is 15: $$\frac{3}{4} = \frac{15}{20}$$

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Most popular questions from this chapter

You take home \(\$ 400\) a month from your part-time job as a cashier. Each month you budget \(\$ 120\) for car expenses, \(\$ 160\) for food, and the rest for entertainment. a. What fraction of your take-home pay is budgeted for car expenses? b. What fraction of your take-home pay is budgeted for food? c. What fraction of your take-home pay is budgeted for entertainment?
Perform the indicated operation. Write all results in lowest terms. $$-\frac{1}{24}-\frac{1}{12}$$
An Ivy League college accepts 5 students for every 100 that apply. What fraction of applicants is accepted? Write your result in lowest terms.
You and your sister ordered two individual pizzas. You ate \(\frac{3}{4}\) of your pizza and your sister ate \(\frac{5}{8}\) of her pizza. Who ate more pizza?
Perform the indicated operation. Write all results in lowest terms. $$\frac{3}{8}+\frac{3}{8}$$
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