Some people think that public libraries are a place to find information and read books. Others believe that computers replace the function of libraries, so building libraries is a waste of money. Discuss both these views and give your own opinion. Give reasons for your answer and include any ...
Find the value of x in the proportion: (x + 1)/x = x/(x - 1). Write the ratio 3:1 as a percentage. If 150 is the proportional to 6 and x ,find value of x. How do you find a percentage of a whole number? If 3,136 * y = 5,600, solve for y and express it as a...
In a proportion, finding an unknown can be a challenge. In this lesson, explore how to find those unknowns in proportions, then look at what a...
How do you convert 1/4 to a percent? Find y if 130 percent of y is 208. Find y if 12 percent of y is 16. Use a proportion to find the percent. What percent of 90 is 50? How to calculate a percentage? 12 is 25 percent of what number?
How to Find a Confidence Interval using Technology: Confidence Interval for the Mean in Excel Confidence Interval on the TI 83: Two Populations; Using the TI 83 to Find a Confidence Interval for Population Proportion, p TI 83 Confidence Interval for the Population Mean Confidence Interval for a...
$b\times b=a\times c$ $b^{2}=ac$ Continued proportion is also known as mean proportional. Ifbis mean proportional withaandc, then $b^{2}=ac$. EXAMPLE #1 Find the mean proportion between 13 and 15. SOLUTION Use the formula $b^{2}=ac$ to determine the mean proportion. Thus, by...
Scale is used in geometry to make accurate reproductions of figures; they are different sizes but not proportion. Figures are similar but to scale. Scale factor is used on similar geometric figures. You can find the scale factor of corresponding angles, sides, and even diagonals. How to reduce...
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It can be hard to find the perfect sample size for statistically sound results. Here we reveal methods and tools for effective sample size determination.
Log In Sign Up Subjects Math Geometry Proportionality (mathematics) Write a proportion to find how many points x a student needs to score on a test worth 80 points...Question:Write a proportion to find how many points x a student nee...