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Showing posts with label math problems. Show all posts
Showing posts with label math problems. Show all posts

Time and work-reasoning-puzzle 401

Numerical reasoning questions for your practice for  all competitive exams and job placement interviews.

Collection "Time and work"

Puzzle 401

By Panos Kalliantasis

 

Numerical reasoning for all competitive exams.Math problem and questions with answers for praxtice. By Panos kalliantasis

What is the sum 1+2+3,....+40.How do you calculate quickly?

 How to calculate the sum easily and quickly?

1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+

+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40

 

What is the sum?

will definitely bring 6?

Jacob said that if he rolls a dice 10 times he will definitely bring 6 one time

He's right?

What is the probability?




The paratrooper and the probability

A paratrooper falls into the area of the figure.

How likely is it to fall on the minefield?

What is the probability?




Who paid the Least?

 
 Jack bought a cell phone after 2 consecutive 20 and 10% discounts
Harry bought the same mobile phone with a 30% discount
Who paid the least?

How many boys were missing from the lesson? Math puzzle

A math puzzle for teens

                                       Practice in number theory                                                                                                      

                  
                                                                                              

My best friend-math problem


                                                                      My best friend
Young John loves mathematics and when asked what his best friend is, he replied.
I trust him and I love him.
His age when he is divided  by either one 6,8,9,12 the remainder is 4.
Can you find the age John's friend?

The spy who loves math

Develop your mathematical logic and ability with spy stories.

Brain teasers and puzzles
By Panos kalliantasis
 From the data below you can find the age of the spy.


Can you help the confectioner? real math problem


 do you know math?
 Help the confectioner

A math puzzle for everyone 


How many boxes were filled and how many chocolates of each type were put in each?

 https://fb.watch/q5mxMibQGg/