Recent puzzles under tag mathematical

+1 vote

find out the first two perfect squares who difference is 20?

posted Jan 6, 2017 by Kashif Khan

+1 vote

Pradeep sells mangoes at Rs 23 a piece and makes 15% profit and sells guavas at Rs 10 a piece and makes 25% profit...

posted Jan 6, 2017 by anonymous

0 votes

What number should replace the question mark?

posted Jan 6, 2017 by Pushpak Chauhan

0 votes

How many 3-digit even numbers can be made using the digits 1, 2, 3, 4, 6 and 7 if no digit is repeated?

posted Jan 6, 2017 by anonymous

0 votes

Shadow of a men of 170 cm height is 204 cm on the ground. If shadow of a pole is 600 cm then find the height of pole?

posted Jan 6, 2017 by anonymous

0 votes

How tall was Jane tree when Pat tree was 108 cm in height?

posted Jan 6, 2017 by Anuradha Tabyal

0 votes

Two numbers are randomly selected from 3, 4, 7, 8 and 9. What is the probability that product of these 2 is even?

posted Jan 5, 2017 by anonymous

+1 vote

How many kilometres from the starting point will they draw level?

posted Jan 3, 2017 by Atif

+1 vote

3829 4873 6952 8176 3521 9632 3235 6912 7669 1825 7338 ? What number should replace the question mark?

posted Jan 3, 2017 by Tilak Maharana

0 votes

2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 2 + 2 + 2 + 2 + 2 + 2 + 2 x 2 - 2 = ? What will come in place of Question mark ?

posted Jan 2, 2017 by Anil Chaurasiya

+1 vote

Can you replace alphabets by the numbers to make all the below equations true?

posted Jan 2, 2017 by Balwinder

+2 votes

Simplify 9^2^-1^3^4^5

posted Dec 30, 2016 by anonymous

+1 vote

What would be the probability that leap year would have exactly 52 Tuesdays?

posted Dec 30, 2016 by anonymous

+1 vote

Sum of first six terms of an AP is 42 and ratio of 10th term to its 30th term is 1:3. Calculate fist and 13th term?

posted Dec 29, 2016 by anonymous

+1 vote

How much recharge you get with Rs 100 in your e wallet?

posted Dec 29, 2016 by Atindra Kumar Nath

0 votes

How many 3 digit numbers can be formed from digits 2, 3, 5, 6, 7 & 0, which are divisible by 5 and none is repeated?

posted Dec 28, 2016 by anonymous

0 votes

If twice the numerator is 2 more than the denominator and if 3 is added to each, new fraction is 2/3. Find the number?

posted Dec 28, 2016 by anonymous

0 votes

A boy has Rs 728 in denomination of Rs 2, Rs 5 and Rs 10 notes in ratio of 3:2:4. What is the total num of notes he has?

posted Dec 27, 2016 by anonymous

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A card is drawn at random from a pack of 52 cards. what is the probability that its neither a diamond nor a king?

posted Dec 24, 2016 by anonymous

+1 vote

What is the probability of 2 people having the same number of body hair in the world ?

posted Dec 24, 2016 by Tejas Naik

+1 vote

Simple Simon the pi-man asks: can you identify the famous equation of which the following is a part of?

posted Dec 23, 2016 by George Davros

+1 vote

What was the age of father in years at the time of birth of the child?

posted Dec 23, 2016 by Varun Kumar

0 votes

Can you solve below alphametic riddle by replacing letters by number to make below equation true?

posted Dec 22, 2016 by Varuna Magar

0 votes

Split 69 into 3 parts such that they are in arithmetic progression and a product of two smaller parts is 483.

posted Dec 20, 2016 by anonymous

+1 vote

Correct the equation by moving one match stick.

posted Dec 16, 2016 by Samardeep Acharya

0 votes

When you reverse the digits of the number 14 the number increases by 27, how many other two digits number increase......

posted Dec 15, 2016 by Pushpak Chauhan

+1 vote

Can you replace each alphabet with the number (1 - 9) to make below equation correct ? AB * C = DE - F = GH / I

posted Dec 14, 2016 by Divya Bharti

0 votes

Length, breadth & height of a room are in ratio 3:2:1. If the breadth & length are halved, while height is doubled..

posted Dec 14, 2016 by anonymous

0 votes

If a/b = 2/3, b/c = 1, c/d = 1/2, d/e = 3 and e/f = 1/2 then what is the value of abc/def?

posted Dec 13, 2016 by Dilbagh

0 votes

If you can hop 1, 2, or 3 steps at a time, calculate the total number of possible combinations for 12 steps.

posted Dec 12, 2016 by anonymous

0 votes

Two cards were drawn from a cardspack without replacement. What is the probability, they are both kings or both queens?

posted Dec 9, 2016 by anonymous

+1 vote

The length of a rectangular field is twice its width. Ramesh jogged around it 5 times and covered a distance of 3 km...

posted Dec 9, 2016 by anonymous

0 votes

What is the name for a straight line drawn from the centre of a circle to the circumference?

posted Dec 9, 2016 by Basabdatta Mukherjee

+1 vote

Simple Simon the pi-man asks: can you identify the following equation?

posted Dec 8, 2016 by George Davros

0 votes

If a circular road of radius 9m is reduced to 7m in radius, then what would be the percentage decrease in its area?

posted Dec 8, 2016 by anonymous

+1 vote

Can you replace question mark to make the below equation true ? 16 ? 14 ? 4 ? 6 = 62

posted Dec 2, 2016 by Pankaj Deshmukh

0 votes

Beaker A consists of sugar and water mixture in ratio 5:3 and beaker B has the same mixture in ratio 2:3. These.........

posted Dec 1, 2016 by Madhavi Latha

+1 vote

Guess me : What is a number that when divided by 10 leaves a remainder 9 and when divided by 9 leaves a.................

posted Nov 25, 2016 by Yogeshwar Thakur

–2 votes

The ratio of present ages of Ram and Shyam is 4:3. If 10 years ago Ram was half of Shyam in age, what is the sum........

posted Nov 25, 2016 by Divya Bharti

+1 vote

Can you tell what will be the sum of the fourth row ?

posted Nov 24, 2016 by Dilbagh

+2 votes

If 20 % 5 = 24; 21 % 7 = 33; 42 % 6 = 67 Then; 66 % 6 = ?

posted Nov 22, 2016 by Basabdatta Mukherjee

+1 vote

What happens when circle meets square - find the area of the following image?

posted Nov 21, 2016 by anonymous

+3 votes

If the original cost of iPhone is Rs. 70,000 Which is the best offer for you ?

posted Nov 21, 2016 by Rajni

0 votes

Contractor took a job to be done in 20 days. But 12 men did not come up and was finished by remaining man in 32 days.

posted Nov 17, 2016 by anonymous

0 votes

Eesha has completed 68% of her 250-page book. How many pages has she written?

posted Nov 16, 2016 by Ujjwal Mehra

+1 vote

A metal cylinder of base 5 cm and height 12 cm is melted to make n solid cones of height 1 cm and base radius...........

posted Nov 16, 2016 by Sandeep Bedi

0 votes

If altitude of a circular cylinder is increased 12 times and the base area is decreased to one ninth...

posted Nov 11, 2016 by anonymous

0 votes

Find the value of each and then find the value of the missing number.

posted Nov 8, 2016 by Aman

+1 vote

In a certain bank, a man deposits a certain amount. According to the bank policies, the amount will get doubled.........

posted Nov 8, 2016 by Dilbagh

+3 votes

A quarter is one fourth of a dollar but Mr. Brainteaser has...........letter by a digit to make above solution correct ?

posted Nov 7, 2016 by Mohammad