Boat and stream Question no. 1 A person can swim in still water at 4 km/h. If the speed of water is 2 km/h, how many hours will the man take to swim back against the current for 6 km. looks_one 3 looks_two 4 looks_3 4.5 looks_4 None of these Answer Option looks_one 3 Solution Solution : Speed of swim = 4 km/hr Speed of water = 2 km/ hr against the water speed of swim = 2 km/hr Time taken by man = distance/ speed = 6 / 2 = 3 hr Question no. 2 A man can swim in still water at 4.5 km/h, buttakes thrice as long to swim upstream than downstream. The speed of the stream is looks_one 2.25 looks_two 2 looks_3 3 looks_4 None of these Answer Option looks_one 2.25 Solution Solution : speed of swim = 4.5 km/hr Time taken to downstream = x hr Time taken to upstream = 3x hr Speed of stream = z distance of upstream = distance of downstream (4.5 - z) * 3x = (4.5 + z )* x ( 4.5 - z )* 3 = 4.5 + z 4.5 + z = 13.5 - 3...

Change the direct into indirect Question no. 1 She said to me, "I have seen the Taj twice". looks_one She told me that she had seen the taj twice. looks_two She said to me that she had seen the taj twice. looks_3 She told me that she had been seen the taj twice. looks_4 She told me that she saw the taj twice. Question no. 2 Our teacher said , "The earth moves round the sun." looks_one Our teacher told that the earth moves round the sun. looks_two Our teacher said that the earth moved round the sun. looks_3 Our teacher said that the earth moves round the sun. looks_4 None of these Question no. 3 He said , "If I were you , I would help her." looks_one He told that if he were you, he would help her. looks_two He said that if he were you, he should help her. looks_3 He said that if he were you, he would have helped her. looks_4 He said that if he were you, he would help her. ...

Permutation and Combination Question no. 16 What is the number of three digit odd numbers formed by using the digits 1,2,3,4,5,6 if repetition of digits is allowed ? looks_one 60 looks_two 108 looks_3 120 looks_4 216 Answer Option looks_two 108 Solution Solution : Number of digits at one's place = 1 , 3 , 5 [Total number is 3] Number of digits at ten's place = 6 [1,2,3,4,5,6] Number of digits at hundred place =6 [ 1, 2 , 3 , 4 , 5 , 6 ] Total number of ways = 3 * 6 * 6 = 108 Question no. 17 What is the number of ways of arranging the letters of the word "BANANA" so that no two N's appear together? looks_one 60 looks_two 40 looks_3 80 looks_4 100 Answer Option looks_two 40 Solution Solution : Total no. of ways = 6!/(3!2!) = 60 Two N's come together = 4!*5 / 3! = 20 No. of ways no two N's appear together = 60 - 20 = 40 Question no. 18 How many times does the ...

&nbsp Question No. 1 &nbsp She said to me, "I have seen the Taj twice". (change into indirect sppech) &nbsp Check &nbsp Question No. 2 &nbsp Our teacher said , "The earth moves round the sun." (change into indirect sppech) &nbsp Check &nbsp Question No. 3 &nbsp He said , "If I were you , I would help her." (change into indirect sppech) &nbsp Check &nbsp Question No. 4 &nbsp She said to her servant , "Is tea ready for me ?" (change into indirect sppech) &nbsp Check &nbsp Question No. 5 &nbsp She said to me , "Who teaches you English ?" (change into indirect sppech) &nbsp Check &nbsp Question No. 6 &nbsp I said to my servant , "Do not sit in this room." (change into indirect sppech) &nbsp Check &nbsp Question No. 7 &nbsp I said to him , " Have you finished your work ? " (change into indire...

Work And time Question no. 1 The H.C.F and L.C.M of two numbers are 21 and 4641 respectively. If one of the numbers lies between 200 and 300, then the two numbers are looks_one 273 , 357 looks_two 273 , 361 looks_3 273 , 359 looks_4 273 , 363 Answer Option looks_one 273 , 357 Solution Solution : HCF = 21 , LCM = 4641 = 13 * 3 * 7 * 17 Each number has 21 as factor First number = 21 * 13 = 273 Second Number = 21 * 17 = 357 Question no. 2 What is the smallest number which when increased by 5 is completely divisible by 8, 11 and 24? looks_one 264 looks_two 259 looks_3 269 looks_4 None of these Answer Option looks_two 259 Solution Solution : LCM ( 8 ,11 , 24) = 264 LCM is the smallest number that is divisible by all their factors 264 is the number completely divisible by 8, 11 and 24 Number is increased by 5 = 264 - 5 = 259 Question no. 3 Find the greatest number that will divide 148,246 and 623 le...