QuestionFind the simple interest on Rs. 78000 at 15(2/5) % per annum for 9 months.Typemultiple_choiceOptionRs. 7804incorrectOptionRs. 8979incorrectOptionRs. 8046incorrectOptionRs. 9009correctSolutionP = Rs. 78000, R = 77/5 % p.a and T = 9/12 years = ¾ years Therefore, S.I = (P*R*T)/100 = (78000* ...

QuestionThe cube root of .000343 isTypemultiple_choiceOption0.7incorrectOption0.07correctOption0.007incorrectOptionNone of theseincorrectSolution(.000343)1/3 = (343/106)1/3 = (7*7*7/ 102*102*102)1/3 = 7/102 = 7/100 = 0.07

QuestionOn simplification, 3500 – (1000 ÷ 20.50) is equal to  :Typemultiple_choiceOption3451.21correctOption3029.00incorrectOption2993.03incorrectOption2984.36incorrectSolutionGiven exp. = 3500 - ((1000 ÷ 2050) * 100) = 3451.21

QuestionWhen 0.535353 ... is converted into a fraction, the result isTypemultiple_choiceOption5/17incorrectOption20/9incorrectOption53/99correctOption53/100incorrectSolution0.535353..... = 0.53 = 53/99

QuestionFind the least number which should be added to 2430 so that the sum is exactly divisible by 5, 4 and 2Typemultiple_choiceOption3incorrectOption10correctOption13incorrectOption33incorrectSolutionL.C.M of 5, 4, and 2 = 20. On dividing 2430 by 20, the remainder is 10. Therefore, number to be ...

Question8900 ÷ 6 ÷ 4 = ?Typemultiple_choiceOption349incorrectOption541.75incorrectOption224.37incorrectOption370.833correctSolutionGiven Exp. 8900 * 1/6 * 1/4 = 370.833

QuestionEvaluate : 28% of 400 + 45 % of 250Typemultiple_choiceOption220.3incorrectOption224.5correctOption190.3incorrectOption150incorrectSolution28% of 400 + 45 % of 250 = (28/100 *400 + 45/100 * 250) = (112 + 112.5) = 224.5

Question(1000)6/1015 = ?Typemultiple_choiceOption10incorrectOption100incorrectOption1000correctOption10000incorrectSolution(1000)6/1015 = (1000)6 / 1015 = (103)6/1015 = 10(3*6)/1015 = 1018/1015 = (10)(18 – 15) = 103 = 1000

QuestionThe ratio between the present ages of A and B is 3:5 respectively. If the difference between B's present age and A's age after 4 years is 2 , what is the total of A's and B's present ages?Typemultiple_choiceOption24 yearscorrectOption32 yearincorrectOption48 yearsincorrectOptioncannot be ...

QuestionTwo-third of a positive number and 16/216 of its reciprocal are equal. Find the positive number.Typemultiple_choiceOption9/25incorrectOption14/4incorrectOption4 /12correctOption144/25incorrectSolutionLet the positive number be x. Then, 2/3 x = 16/216 * 1/x x2 = 16/216 * 3/2 = 16/144 x = ...