Maths For Kids

Competitive Exam Preparation :  Label : Maths for Kids , Maths Puzzle , Brain Tester ,  Maths Question , series and pattern, Maths Problems , Maths worksheet , LCM HCF , Algebra, Bank PO exam, SSC Exam , number pattern , Maths Olympiad, Grade 5 maths puzzle ,  Mental Maths , Maths worksheet, competitive exam questions , reasoning question. Answer 1 : Answer 2 :  C Answer 3 :  B Answer 4 : B  use formula a3 - b3 Answer 5: C Answer 6 : A 25% Answer 7 : B Answer 8 : D   10% student failed both Answer 9 :  C     LCM of 48, 72 and 108 Answer 10 : A   Diagonal of square = Dia of circle and to find side apply Pythagoras Theorem Answer 11: D put n = 0 Answer 12 : B calculate HCF Answer 13 :  D Answer 14 : A Answer 15 : C soon i will update

Question : 1) A water tank is 3/4 full. When drawn 50 litre of water from it , tank is 5/8 full now . The capacity of the tank is ? 2) Two equal containers are filled with a mixture of milk and water . The concentration of milk in each container is 80 and 75 percentage respectively . If both containers mixed what will be the ratio of water to milk ? 3) Write  given fractions  in descending order  5/4 , 3/4 , 4/3 , 7/9 , 8/11 4) Express 20 minutes as a fraction of 2 hours ? 5) A 3/5 of jar is filled with water . This amount is equal to 6 full glasses . When 1/2  glass of water  is drunk . what fraction of the jar is still have water ? 6) If E = 10 and BAT = 46 then BOOK = ? 7) Q is located at north-west of P . Also R is located at east of Q and north -east of P. Now S is located to south of R in line with P and Q . In which direction of P is S located ? 8) If the average of 5 numbers is 28 . The average of first three numbers is 30 then what is t...

Question : 1) The sum of the prime factor of 63 ? 2) How many right angles are there in 4 complete turns ? 3) If ( K - 8 ) is the HCF of 56 and 84 , then the value of K? 4) Complete the series  1 , 4  , 2  , 8  , 6 , 24 , 22 , 88 , __ ? 5) If one third of the tank hold 60 litres of water , then the quantity of water that half of the tank holds 6) Five electronics devices make a beep after every 30 minutes , 45 minutes , 1 hour 10 minute , 1 hour 15 minutes and 1 hour 45 minutes respectively . If all the devices beeped together at 10 O'clock then will together at what time ?   ( Clue : Find LCM ) 7) How many minimum squares must be shaded to make the given figure symmetric ? 8) Find the Area  and Perimeter of the given figure 9) Express 15 seconds as a percentage of 4 minutes 15 seconds 10)  Find the lowest number which when divided by 112 , 140 and 160 leaves a remainder 5 in each case ( clue LCM + 5 ) 11) A , B and C ...

Question : Aishi was facing the library at the beginning. She turn clockwise to face South-East .                    What angle did she turn through ? North | | |                                                       Library______________ | | | ================================== Question : In the given figure , the area of the shaded square is  196 square cm . What is the perimeter of rectangle PQRS ? ======================================= Question : The difference between the ( sum of third  multiple of 18 and                     the sixth multiple of 12 ) and sum of factors of 24 is __________? Answer: 66 Question : Aishi takes 3 minute 10 seconds to finish the reading of one page of  her t...

Question : Albert and Bernard just become friends with Cheryl , and they want to know her birthday is .Cheryl gives them a lsit of 10 possible dates May 15                       May 16                        May 19 June 17                       June 18 July 14                        July 16 August 14                   August 15                  August 17 Cheryl then tells Albert and Bernard separately the month and day of her Birthday respectively Albert : I do not know when Cheryl's birthday is , but I know that Bernard does not know too. Bernard : At first I do not know when Cheryl's birthday is , But I know now. Albert : Then I also know when Cheryl's bi...

Fill in the blanks 1) 2, 5 , 26 , 677 , ............. 2) 3 , 7 , 14 , 32 , 58 ,..................... 3) 7 , 9 , 12 , 14 , 17 , 19 , ................... 4 ) 1 , 0, 5 , 8 , 17 , 24 ,37 ...................... 5) 210 , 195 , 175 , 150 , 120 .................. 6 ) 3 , 7 , 13 , 21 , 31 .................. 7 ) 10 . 20 , 10 , 9 , 21 , 11 , 8, 22 , 12 ................. 8 ) 20 , 32 , 45 , 59 , 74  , ...................... 9 ) 17 , 14 , 15 , 12 , 13 , 10 ............... 10 ) 2 ,10 , 30 , 68 ..................... 11) B2 , E5 , I9 , N14 , ...................... 12 ) aab__ab__cabcca__bcab__c 13 ) gfe__ig__eii__fei__gf__ii 14)ab__bcbca__ __ c __ bab 15) A , CD , GHI , ___________ , UVWXY Label : Maths for Kids , Maths Puzzle , Brain Tester ,  Maths Question , series and pattern, Maths Problems , Maths worksheet , LCM HCF , Algebra, Bank PO exam, SSC Exam , no pattern Mental Maths , Maths worksheet, competitive exam questions , reasoning question....

Question : A can complete the work in 12 days and B can complete the same work in 15 days . Both started the work together but after four days A left the work . In how many says work will be completed ? Solution : Let work is completed in X days  Fraction of work done by A + Fraction of work done by B = 1 ( 4/12) + (X/ 15) = 1 X = 10 days ============================================ Question : Pipe A an fill the tank in 25 hours while B alone an fill it in 30 hours and Pipe C can empty the tank in 20 Hours . If all the pipe  is open together , after how much time tank will be full ? Solution :   In one Hour Fraction by which tank will be filled = (1/25)+(1/30)-(1/20)                                                                                 ...