28 Answered Questions for the topic Proportion

09/12/19

#### S†atistics: Proportion

At Cityville High School, 36% of the students participate in sports, 36% of the students participate in academic clubs, and 13% of the students participate in both sports and academic clubs.Find... more

07/22/19

#### how tall is the tree

Phil, Melissa,​ Noah, and Olivia saw a tall tree that cast a shadow 4242 feet long. They observed at the same time that a 55​-foot-tall person cast a shadow that was 10.510.5 feet long. How tall is... more

05/10/19

#### proportion question

Professor Schaben has a ratio of passing students to failing students of 5 to 4. One semester, she had a total of 216 students. Use a proportion to show many students passed and how many failed.... more

12/04/18

#### My mom walks 5/6 of a yard every minute.what is my mom rate in yard per minute

My grandma walks 5/6 of a yard every 4/12 minute what is my grandma rate in yards per minute

02/06/18

#### A car travelling at 30km/h complete a journey in 2 1/2 hour. How long will it take to complete the same journey if the speed is decreased to 20 km/ h

How to solve inverse proportion using average speed and distance. For primary 5 ratio and proportion

05/29/17

#### Proportion

A piece of land is to be divided between two men in the ratio 5:9 what fraction of the second lose if the land is divided instead in ratio 9:5..

05/16/17

#### A. What percent of 90 is 3? B. 5% of what number is 10?

A. What percent of 90 is 3?   B. 5% of what number is 10?

05/03/17

If y is the mean proportion of x and z , then the mean proportion of (x2+y2) and (y2+z2) is Options: 1.xz+yz 2.xy-yx 3.xy+yz 4.yz-zx

03/28/17

#### If I have to read 367 pages in 21 days how many pages will I have to read in a day

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01/09/17

#### Scales and Diagram

When making a photocopy of a 10 cm by 15 cm photograph, Elizabeth enlarged the picture by a scale factor of 150%. By what percent was the area of the photograph enlarged?

12/15/16

#### Confidence Intervals

In a Harris Poll of 412 HR professionals, 85.3% said that the job applicants appearance is most important for a good impression. Construct a 94% Confidence Interval for the True population... more

09/21/16

#### proportion

Nuala drives to her grandma’s. She drives at 20 miles per hour . The journey takes 50 minutes. How long would the journey take if if Nuala drove at 40 miles per hour?

09/09/16

If A is directly proportional to C and B is directly proportional to C, prove that each of the following is directly proportional to C.    a) A+B b) A–B c)√AB

06/03/16

#### some people want to comapre the proportion of high school boys that smoke cigarettes to the proportion of high school girls that smoke cigarettes.

some people want to comapre the proportion of high school boys that smoke cigarettes to the proportion of high school girls that smoke cigarettes. use the data below to test the claim that the... more

11/04/15

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