Sum-thing Special
If 'x' is an even integer and 'y' is an odd integer,
is (x + y)^2 even or odd?
Odd
(2+3)^2 = 25
If you double the radius of a cylinder but keep the height same, the volume increases by what factor?
4
pi*r^2*h
As of today, this famous rapper's name translates (forex-wise) to 'chhiyaalees rupiya' in Hindi.
(chhiyaalees is 46)
50 cent
This famous scientist born on pi day 1849, who despite groundbreaking work in optics, quantum mechanics, gravity and relativity; was better know for his un-groomed hair
Albert Einstein
How many prime numbes between 10 and 20?
4
11,13,17,19
A shopkeeper marks a shirt up by 20%, then gives a 20% discount. Is the final price:
a) the same are original price
b) higher than the original price
c) lower than the original price
Lower- it is 96% of the original price
P*(1+20%) = 1.2P
1.2P* (1-20%)=0.96P
If the area of a square is equal to its perimeter, what is the length of one side?
4
l*l=4*l
If Bhuvan (Aamir Khan) lost the cricket match against the British in the movie Lagaan, the villagers of Champaner would have to pay '____ guna lagaan' -fill in the blank
Teen guna lagaan (3x)
"Algebra" and "algorithm," along with many other mathematical terms, have their roots in this language
Arabic
What is the sum of 1 + 1/2 + 1/4 + 1/8 + 1/16... continuing forever?
2
next number tries to add half to the previous one
A bat and a ball cost $1.10 in total. The bat costs $1.00 more than the ball. How much is the ball?
5 cents
(Ball+1.0)+ Ball =1.1
A tiny ant is sitting at the tip of the minute hand of a clock. The minute hand is 7 centimeters long. If the ant stays on the tip as the time moves from 12:00 to 12:15, how many centimeters has the ant traveled?
11cm
15 mins is 90 degrees or 1/4 of circumference
circumference = 2*pi*r = 2*(22/7)*7=44
1/4 of 44 = 11cm
There is a geometric shape over North Atlantic ocean, where the laws of physics supposedly falter, creating a weird space-time anomaly that result in (speculative) supernatural phenomenon for passing ships and planes -Name this region and its shape.
The Bermuda Triangle
Dev Patel played this famous Indian mathematician in the 2015 movie - 'The man who knew infinity'
Srinivas Ramanujan
if a couple has 2 kids and one is a boy, what is the probability that the other one is a boy too ?
1/3
(B,B), (B,G), (G,B)
only (G,G) is out
In a barn, there are only Chickens (2 legs) and Pigs (4 legs). You count 20 heads and 50 legs in total. How many Chickens are in the barn?
15
c+p =20; 2c+4p=50
c=15; p=5
In an isosceles triangle, if the equal sides are of length 'a', and the unequal side is 'a*sqrt(2)' - what are the 3 angles of this triange
90-45-45
In the music world, there is a tragic statistical phenomenon known as 'The Club.' It refers to a surprisingly long list of legendary musicians—including Jimi Hendrix, Janis Joplin, Jim Morrison, Kurt Cobain, and Amy Winehouse—who all passed away at this specific prime number age. What is this number?
27
This Greek Mathematician is the father of Geometry
Euclid
The Richter Scale, which measures Earthquakes, is a Logarithmic Scale (base 10).
If a 'Level 4' earthquake hits a city, it is considered minor, but a 'Level 6,' earthquake is destructive.
Q- how much times more powerful is a level 6 earthquake vs level 4 earthquake?
100 times
The ages of a father and son add up to 66.
The father's age is the son's age reversed (eg:58 <-> 85). How many possible age pairs fit this description?
3
51 & 15, 42 & 24, and 60 & 06.
Find angles 1-6
3=84
rest 48
In the movie Inception, the dream architects design 'impossible' structures to trap projections, one such structure is a staircase that loops infinitely back to itself.
The mathematical name for this 2D 'impossible strip'—which only has one surface, one edge and loops back on itself—is called?
The Mobius Strip
This British codebreaker, who helped win WWII, is the "Father of AI" and was played by Benedict Cumberbatch in the Movie- The Imitation game
Alan Turing
Why are infinite recurring numbers like 10/3 (3.333...) rational but infinite non-recurring ones like pi (3.14159...) irrational ?
100 times stronger
its log scale to base 10- each number is 10x stronger than previous