# P is a particle on the circle shown above. What is the length of the path travelled by P in one complete revolution around the circle? – OGQR 2020 Question #212 with Solution

[two_third] OGQR 2020: Question No. 212 P is a particle on the circle shown above. What is the length of the path travelled by P in one complete revolution around the circle? The diameter of the circle is 1.5 meters. The particle P moves in a clockwise direction at 0.5 meter per second. [/two_third] [one_third_last] Source OGQR 2020 Type Data Sufficiency Topic

# What was the population of City X in 2002? – OGQR 2020 Question #209 with Solution

[two_third] 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. [/two_third] [one_third_last] Source OGQR 2020 Type Data Sufficiency Topic Word Problems Sub-Topic Percentages Difficulty Medium [/one_third_last] Solution Steps 1 & 2: Understand Question

# Carl averaged 2m miles per hour on a trip that took him h hours. If Ruth made the same trip in h hours, what was her average speed in miles per hour? – OGQR 2020 Question #82 with Solution

[two_third] 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? [/two_third] [one_third_last] Source OGQR 2020 Type Problem Solving Topic Word Problems Sub-Topic Distance Difficulty Easy-Medium [/one_third_last] Solution

# 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 mean) of those rates, to travel 5 miles? – OGQR 2020 Question #79 with Solution

[two_third] 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 mean) of those rates, to travel 5 miles? [/two_third] [one_third_last] Source OGQR

# 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 of red paint were used, how many gallons of green paint were used? – OG 2020 Question #346 with Solution

[two_third] 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 of red paint were used, how many gallons of green paint were