Recent puzzles under tag mathematical

+1 vote

If the simple interest accrued by the sum for a total period of 9 years is Rs. 1120, what is the sum?

posted May 26, 2015 by anonymous

–1 vote

which three odd numbers will sum up to 30

posted May 24, 2015 by Baadu Daniel

+2 votes

Which is more, seconds in 100 hours or inches in 100 yards?

posted May 24, 2015 by Pushpak Chauhan

0 votes

How many animals are required so that number of animals are same as ltr of Milk received?

posted May 23, 2015 by anonymous

0 votes

9 men finish one-third work in 10 days. How many additional men required to finish the remaining work in 2 more days?

posted May 22, 2015 by anonymous

0 votes

How much coal (in metric tonnes) will be needed for 8 engines, each running 10 hours a day?

posted May 21, 2015 by anonymous

0 votes

What is the reminder when 2^123456789 is divided by 7?

posted May 20, 2015 by Harshita Dhaliwal

0 votes

Find the missing numbers in the following triangles?

posted May 20, 2015 by Harshita Dhaliwal

0 votes

If 1 Jan 2015 is Thursday then what would be the probability of 22nd October to be Wednesday?

posted May 20, 2015 by anonymous

0 votes

How many integer values of x and y are there such that 4x + 7y= 3 , while |x|<500 and |y|<500 ?

posted May 19, 2015 by Ankit Kamboj

+1 vote

A 120 digit number is formed like ::123456789101112131415.... Find remainder when this number is divided by 8 ?

posted May 19, 2015 by Ankit Kamboj

0 votes

Find 28383rd term of the series :: 12345678910111213141516171819202122..... ?

posted May 19, 2015 by Ankit Kamboj

0 votes

A speaks truth in 70% cases and B in 80%. What would be the probability of they will contradict each other?

posted May 19, 2015 by Tapesh Kulkarni

0 votes

From a circular disc of radius 10 cm, a rectangle of maximum area is cut. What would be the area of the remaining disc?

posted May 19, 2015 by anonymous

0 votes

How many cartons will he require to put sixty-six chocolate boxes into ?

posted May 15, 2015 by Aman

+1 vote

Tap A can fill a tank in 4 hours whereas tap B and tap C can empty in 12 hours and 16 hours respectively...

posted May 15, 2015 by anonymous

0 votes

What will be the rank of the word "PHYSICS" in the dictionary of word formed by letter of the "PHYSICS" .......

posted May 14, 2015 by Deepak Chitragar

+2 votes

If 31x + 30y + 29z =366 , find x+y+z ? (x,y,z are natural numbers)

posted May 13, 2015 by Ankit Kamboj

+2 votes

Divide 30 by 1/2 and add ten. What is the answer?

posted May 13, 2015 by Riteshwar

0 votes

If f(x)= 25^x / ( 25^x + 5 ) then find f(1/99) + f(2/99) + f(3/99) ..... + f(98/99)?

posted May 12, 2015 by Ankit Kamboj

+1 vote

If 6xy + 10x +15y = 39 then find the minimum value of 2x+3y (x, y are positive and real)?

posted May 12, 2015 by Ankit Kamboj

0 votes

How much time will he take to climb up the well?

posted May 12, 2015 by Ritika

0 votes

What number should replace the question mark?

posted May 12, 2015 by Rahul Chandel

0 votes

6% of 6% of 6 = 7% of 7%of x , then what will be the value of x ?

posted May 12, 2015 by Varuna Magar

+2 votes

Captain Reed Died some years after Indian independence. His age at his death was 1/39 of year of his birth...

posted May 11, 2015 by Varuna Magar

+1 vote

Average of five numbers is 12. If four of the numbers are 19, 16, 13 and 9 then what will be the 5th number ?

posted May 11, 2015 by Sidharth Malhotra

+1 vote

sequence of numbers 1 to 3999 written like ( 123456789101112......3999) . Find the number of zeros in this sequence ?

posted May 11, 2015 by Ankit Kamboj

0 votes

How many sheep are in my truck and how many sheep are in your truck?

posted May 9, 2015 by Saif Khanam

+3 votes

A fire engine travels seven miles to a fire at a speed of 36mph. Its tank holds 500 gallons ......... will it succeed?

posted May 9, 2015 by Karan Joglekar

0 votes

Guess me : What is the five-digit number, no zeroes, in which the second digit is three times the first .............

posted May 8, 2015 by Nikita Sehgal

+1 vote

How much did Sabrina and Samantha have at the beginning of their exchange?

posted May 8, 2015 by Anuradha Tabyal

+1 vote

The mean temperature of Monday to Wednesday was 37C and Tuesday to Thursday was 34C...

posted May 8, 2015 by anonymous

+1 vote

48 can be written as the product of two different numbers a and b such as 48 = a*b. What is the probability that a is 3.

posted May 7, 2015 by anonymous

+1 vote

If seven people meet each other and each shakes hands only once, how many handshakes will there have been?

posted May 6, 2015 by anonymous

+1 vote

Four digit num has all non zero different even digit, what is the probability of first three digits in increasing order?

posted May 6, 2015 by anonymous

0 votes

Find the shortest distance from the origin to the surface given by the equation xyz = k^3, where k is a given constant

posted May 6, 2015 by Ankit Kamboj

0 votes

What will be the average marks of the class ?

posted May 5, 2015 by Aastha Joshi

+1 vote

Guess me : ENEMY = 2 * LINK LINK + 2 = HELL Then what will be TAXI + HELL?

posted May 5, 2015 by Divya Bharti

+1 vote

How many minutes will it take for Lalit to lap Pawan?

posted May 5, 2015 by Samardeep Acharya

0 votes

How much money did he start with?

posted May 4, 2015 by Simranjeet Singh

0 votes

How many children are there in the school ground?

posted May 3, 2015 by anonymous

0 votes

Difference of number and reverse number is 84942. What would be the sum of all such possible digits

posted May 1, 2015 by anonymous

+1 vote

A woman bought a used car for $600 and sold it a friend for $800........... Did she make any profit and if so, how much?

posted Apr 30, 2015 by Udita

0 votes

What will be the probability to get his success in that exam ?

posted Apr 30, 2015 by Mohammad

0 votes

What is the Probability of success in the exam for the student?

posted Apr 30, 2015 by anonymous

0 votes

What is the time taken by him to swim to a place 10 km upstream and back ?

posted Apr 29, 2015 by Akriti

+2 votes

What will be sum of x and y if x,y are part of series 4, 16, 7, 49, 13, 169, x, y

posted Apr 28, 2015 by anonymous

+1 vote

Guess me : I'm a four-digit number! My 2nd digit is twice greater than my 3rd. The sum of all my ..............

posted Apr 27, 2015 by Prithvi

0 votes

If one and a half boys, eat one and a half burgers in one and a half hours. How many burgers can 9 boys eat in 3 hours?

posted Apr 27, 2015 by Varuna Magar

+1 vote

If x+y+z = 7, 2x-y+z = 4 Then 11y-10x = ??

posted Apr 24, 2015 by anonymous