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Human Calculator

100

321+123+392

836

200

80(5230/32)

13075

300

1104.84/3.41

324

400

16(194-321)+432/2

-1,816

500

1²+2²+3²+4²+5²+6²+7²+8²+9²+10²

385

ABCs, XYZs

100

(3,2) is a point on the equation y=ax+32. Find a.

-10

200

If (x²y³)⁴=x^ay^b, what is a+b?

20

300

Find the value of a for which there is no solution for 9ax-12=36x+32

4

400

The difference of the two numbers is 13. Their sum is 25. What is the value of the smaller number?

6

500

The lines given by the equations y = 9 − 1/3 x and y = mx + b are perpendicular and intersect at a point on the x-axis. What is the value of b?

-81

Ancient Greek Guys and their Inventions

100

Whose theorem can be used to find the hypotenuse of right triangles?

Pythagoras

200

Give one example of a Pythagorean triple?

3,4,5

5,12,13

7,24,25

etc.

300

Who is the "Father of Geometry"

Euclid

400

Who was known for approximating pi and saying "Do not disturb my circles"?

Archimedes

500

Which greek mathematician and philosopher was a pupil of Socrates and tutored Alexander the Great?

Aristotle

Lots of Words

100

Gracie has made 2 gallons of punch that contains 50% juice. After Gracie pours out some of her mixture and replaces it with an equal amount of pure 100% juice, she has 2 gallons of punch that contains 65% juice. How many gallons of the original mixture did Gracie pour out? Express your answer as a common fraction.  

3/5 gallon

200

Parker has three sons: Alfred, Beto and Dell. When Alfred turned 11 years old, Beto was 9 years old and Dell was 4 years old. What was the average of their ages when Alfred turned 37?

34 Years

300

On Monday at 8 p.m., the temperature measured −17 degrees. Between 8 p.m. on Monday and 6 a.m. on Tuesday, the temperature increased 23 degrees. On Tuesday, between 6 a.m. and 3 p.m., the temperature decreased 5 degrees. What was the temperature on Tuesday at 3 p.m.?

1 degree

400

Kendra surveyed 100 people who own a dog or a cat, or both. Of those surveyed, 15 own both a dog and a cat, and the number of people who own a dog is four times the number of people who own a cat. How many people surveyed own a cat?

23

500

If a fair coin is tossed four times, what is the probability of it landing heads up at least three times? Express your answer as a common fraction.

5/16

Where Am I?

100

I'm reading the Great Gatsby and stressing about an English quiz tomorrow. What building am I in?

R Building

200

There's an MCQ tomorrow on the Renaissance. What building am I in?

A Building

300

I'm looking at plasmolyzed onions under a microscope. What building am I in?

D Building

400

I'm learning about the different types of bonds and investments. What building am I in?

E Building

500

I'm using CAD to design my dream bedroom. What building am I in?

M Building