Brain Exercises – May 7

Back to High School (Who said you’d never use that math?)

  1. In triangle ABC, the measure of angle B is 52 degrees, the measure of angle C is 17 degrees. What is the measure of angle A? 21 degrees, 35 degrees, 69 degrees, or 111 degrees?
  2. A cylinder has a diameter of 8 inches and a height of 12 inches. What is the volume, in cubic inches, of the cylinder? 16,96,192 or 768?
  3. What expression is equivalent to 20w-(4w + 3w)? 10w,13w,19w, or 21w?
  4. Out of 300 seeds that were planted, 80% sprouted. How many of these seeds sprouted?
  5. The function is defined by g (x)= 10x+ 8. What is the value of g (x) when x = 8?
  6. If 6 + x = 9, what is the value of 18 + 3x?
  7. An object travels at a constant speed of 12 centimeters per second. At this speed, what is the time in seconds that it would take for the object to travel 108 centimeters? 9, 96, 120, or 972?
  8. John paid a total of $165 for a microscope by making a down payment of $37 plus p monthly payments of $16 each. Which of the following equations represents this situation? 16p – 37 = 165, 37p -16 = 165, 16p+ 37 = 165, 37p +16 = 165
  9. What is the median of the data? 71,72,73,77,79,83,87,93?
  10. The total cost f(x), in dollars, to lease a car for 36 months is given by f (x)= 36x + 1000, where x is the monthly payment in dollars. What is the total cost to lease a car when the monthly premium is $400? $13,400, $13,000, $15,400 or $37,400?

Alphabet Trivia – All of the answers begin with or contain the letters X, Y, or Z.

  1. Which two countries have an X in their name?
  2. Name a house cat and a wild cat that both end with the letter X.
  3. Which two US-based Fortune 500 companies have two X’s in their names?
  4. What is the only book of the Old Testament that contains the letter X in its name?
  5. What is the Greek mythological river that forms the border between Earth and Hades?
  6. How many of the six US state names that contain the letter Y can you name?
  7. This “Y” river is the third-longest river in the world.
  8. The only Canadian territory that begins with the letter Y?
  9. What is the only US state whose name contains the letter Z?
  10. What stringed musical instrument begins with the letter Z?

Answers

Back to High School (Who said you’d never use that math?)

  1. 111 degrees
  2. 192
  3. 13w
  4. 240
  5. 88
  6. 27
  7. 9 seconds
  8. 16p+37=165
  9. 77
  10. $15,400

Alphabet Trivia

  1. Mexico, Luxembourg
  2. Manx and Lynx
  3. Exxon Mobile and Xerox
  4. Exodus
  5. Styx
  6. Kentucky, Maryland, New Jersey, New York, Pennsylvania, Wyoming
  7. Yangtze
  8. Yukon
  9. Arizona
  10. Zither