Problem-Solving and Data Analysis

Chief Editor

Mar 27, 2024

Take all 3 MCQs in interactive quiz mode with timer and progress tracking

A wind turbine completes 900 revolutions in 50 minutes. At this rate, how many revolutions per minute does this turbine complete?

Difficulty: Easy

18

850

950

1,400

A survey taken by 1,000 students at a school asked whether they played school sports. The table below summarizes all 1,000 responses from the students surveyed. Males Females Play a school sport 312220 Do not play a school sport ? 216 How many of the males surveyed responded that they do not play a school sport?

	Males	Females
Play a school sport	312	220
Do not play a school sport	?	216

Difficulty: Easy

109

252

468

688

A study was done on the weights of different types of fish in a pond. A random sample of fish were caught and marked in order to ensure that none were weighed more than once. The sample contained 150 largemouth bass, of which 30% weighed more than 2 pounds. Which of the following conclusions is best supported by the sample data?

Difficulty: Medium

The majority of all fish in the pond weigh less than 2 pounds.

The average weight of all fish in the pond is approximately 2 pounds.

Approximately 30% of all fish in the pond weigh more than 2 pounds.

Approximately 30% of all largemouth bass in the pond weigh more than 2 pounds.