A < 1 min read OGQR 2020: Question No. 79 If Car A took n hours to travel 2 miles and Car B took m hours to travel 3 miles, which of the following expresses the time it would take Car C, traveling at the average (arithmetic...

A < 1 min read OGQR 2020: Question No. 82 Carl averaged 2m miles per hour on a trip that took him h hours. If Ruth made the same trip in (2/3)h hours, what was her average speed in miles per hour? Source OGQR 2020 Type...

A < 1 min read OGQR 2020: Question No. 209 What was the population of City X in 2002? X’s population in 2002 increased by 2 percent, or 20,000 people, over 2001. In 2001, X’s population was 1,000,000. Source OGQR...

A 2 min read OG 2020: Question No. 346 A paint mixture was formed by mixing exactly 3 colors of paint. By volume, the mixture was x% blue paint, y% green paint, and z% red paint. If exactly 1 gallon of blue paint and 3 gallons...

A 2 min read OG 2020: Question No. 323 A company produces a certain toy in only 2 sizes, small or large, and in only 2 colors, red or green. If, for each size, there are equal numbers of red and green toys in a certain...

A 2 min read OG 2020: Question No. 319 A certain painting job requires a mixture of yellow, green, and white paint. If 12 quarts of paint are needed for the job, how many quarts of green paint are needed? The ratio of the amount...