math & puzzles Online Quiz - 90
A collection of math and logic puzzles including word riddles, number series, probability, geometry, and word problems.
Questions
What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
- 814
- 820
- 840
- 844
Find out the wrong number in the series. 2880, 480, 92, 24, 8, 4, 4
- 480
- 92
- 24
- 8
- 4
One card is drawn at random from a pack of 52 cards. What is the probability that the card drawn is a face card?
- 1/13
- 3/13
- 1/4
- 9/52
What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years?
- 4:5
- 3:4
- 2:3
- Data inadequate
- None of these
A 12% stock yielding 10% is quoted at:
- 83.33
- 110
- 112
- 120
Insert the missing number. 11, 13, 17, 19, 23, 29, 31, 37, 41, (....)
- 43
- 47
- 53
- 51
A and B started a partnership business investing some amount in the ratio of 3 : 5. C joined then after six months with an amount equal to that of B. In what proportion should the profit at the end of one year be distributed among A, B and C?
- 6:10:3
- 6:7:8
- 6:10:5
- Data inadequate
Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other, is:
- 9
- 9.6
- 10
- 10.8
On 6th March, 2005 Monday falls. What was the day of the week on 6th March, 2004?
- Sunday
- Saturday
- Tuesday
- Wednesday
A shopkeeper sells some articles at the profit of 25% on the original price. What is the exact amount of profit? To find the answer, which of the following information given in Statements I and II is/are necessary? I. Sale price of the article II. Number of articles sold
- Only I is necessary
- Only II is necessary
- Either I or II is necessary
- Both I and II are necessary
- None of these
How many times in a day, are the hands of a clock in straight line but opposite in direction?
- 20
- 22
- 24
- 48
Find out the wrong number in the series. 15, 16, 34, 105, 424, 2124, 12576
- 16
- 34
- 105
- 424
- 2124
Which scenario gives you the best chance of survival?
- Flip 5 tails in a row or get your head cut off
- Roll snake eyes or eat cyanide for dinner
- Roll a 7 twice in a row or be drawn and quartered
- Get dealt 2 aces (standard 52 card deck; 2 cards dealt) or jump from the top of the Empire State Building
The number of sides in a hexagon multiplied by the number of sides in a pentagon is LESS than which of the following?
- The atomic number of Manganese
- The number of years of marriage marked in a silver wedding anniversary
- The number that represents the first point gained in a game of tennis
- The number of days and nights rain fell during Noah's flood
?sdrawkcab nettirw iP ni srebmun ruof tsrif eht era tahW
- 411.3
- 314.1
- 141.3
- 341.3
Complete the following sentence: "Read every third spot young..."
- Vagrant
- Psycho
- Doppelganger
- Warrior
My friend Hannah loves her name, and likes to exclaim, "Was it a car or a cat I saw?". What do you suppose her favorite city is?
- Arboles, Colorado
- Saxet, Texas
- Argonia, Kansas
- Cedar Fort, Utah
Assuming the smallest Foor is 5 sefens tall, is it possible that the average height of a group of 7 Foors is less than 10 sefens, if 5 of the Foors are at least 11 sefens tall?
- True
- False
If you took The Empire State Building and placed it on its side, approximately how long would it take the average human to walk from the first floor to the roof at an average walking speed?
- 1 minute
- 5 minutes
- 30 minutes
- 2 hours
Start at the second month of the year in the Julian calendar and go backward 4 months. Combine the antepenultimate letter of that month with the ultimate letter of the month during which Daylight Savings Time began in the US prior to 2007. Add to that the antepenultimate letter of the month named for "Venerable Caesar." End with the penultimate letter of the month of the autumnal equinox. The resulting word is:
- Eukaryota
- An unfocused image
- A boaster
- The fifth color in a rainbow