Mathematics
Science
3J
Sports
Riddles
100

What is 0 divided by 127, times 48, plus 75, minus 6?

69 😎

100

How many valence electrons does helium have?

2

100

How many people are in our class?

32

100

Who hosted the 2018 world cup?

Russia

100

What is seen in the middle of March and April that can’t be seen at the beginning or end of either month?

R

200

3, 9, 27, 81, 243, __, __, __ . What are the last three numbers?

729, 2187, 6561

200

What is the electronic configuration of strontium?

2.8.18.8.2

200

Who is register number 5?

Andrew

200

What's was the first sport played on the moon?

Golf

200

What word in the English language does the following: the first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Heroine

300

Name all the 10 geometrical properties of circles. (Topic 3)

1. Perpendicular bisector of chord

2. Equal chords

3. Angle at centre = 2 angle at circumference

4. Angles in same segment

5. Right angle in semicircle

6. Angles in opposite segments

7. Exterior angle of cyclic quadrilateral

8. Tangent perpendicular to radius

9. Tangents from external point

10. Angles in alternate segments

300

What is the function of the pancreas?

The pancreas secretes pancreatic juice to digest food in the small intestines.

300

Who is MKRDGamer?

Melvyn

300

Where and when did Joseph schooling win his 100m butterfly gold medal

Rio De Janeiro, 2016

300

What English word retains the same pronunciation, even after you take away four of its five letters?

Queue

400

List the first 20 digits of pi.

3.1415926535897932384

400

Name six birth control methods.

Any six of the following:

1. Abstinence

2. Withdrawal/ Pull Out method

3. Rhythm method

4. Condom

5. Diaphragm

6. Spermicide

7. Copper Intrauterine Device 

8. Oral contraceptive pill

9. Vasectomy

10. Tubal ligation

400

What is the sum of everyone's register numbers?

528

400

Who ran the fastest marathon? (Double points for timing)

Eliud Kipchoge 2h 1min 9sec

400

What can fill an entire room without taking up any space?

Light

500

If x is the average (arithmetic mean) of m and 9, y is the average of 2m and 15, and z is the average of 3m and 18, what is the average of x, y, and z in terms of m?

A) m+6
B) m+7
C) 2m+14
D) 3m+21

Since the average (arithmetic mean) of two numbers is equal to the sum of the two numbers divided by 2, the equations x=(m+9)/2, y=(2m+15)/2, z=(3m+18)/2 are true. The average of x, y, and z is given by (x+y+z)/3. Substituting the expressions in m for each variable (x, y, z) gives:

[(m+9)/2+(2m+15)/2+(3m+18)/2]/3

This fraction can be simplified to m+7.

Therefore, the final answer is B.

500

A body is released from the top of a tower of height h metres, it takes t seconds to reach the ground. Where is the ball at the time (t/2)s?

(a) at h/2 m from the ground

(b) at h/4 m from the ground

(c) depends on the mass and velocity of body

(d) at 3h/4 m from the ground


Answer: (d)

500

What is the square of Danial's register number times Lucien's register number divided by Ahsan's register number plus Ezra's register number minus Sudhir's register number?

(7 x 18 ÷ 2 + 21 - 28)^2 = 3136

500

Who is the GOAT in football?

Lionel Messi

500

I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?

Echo

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