QuestionThe average weight of three boys P, Q and R is 54 kg, while the average weight of three boys Q, S and T is 60 kg. What is the average weight of P, Q, R, S and T?Typemultiple_choiceOption66.4 kgincorrectOption63.2 kgincorrectOption58.8 kgincorrectOptionData InadequatecorrectSolutionTotal ...

QuestionGiven that √12 = 3.464 and √120 = 10.95, find the value of √1.2 + √1200 + √0.012.Typemultiple_choiceOption32.164incorrectOption35.844correctOption36.164incorrectOption37.304incorrectSolutionGiven exp. = √1.2 +√1200 +√0.0120 = √120/100 +√12*100 + √120/10000 = (√120)/10 + √12 * 10 + ...

QuestionIf 2x +3y = 30 and (x+y)/y = 11/8, then find the value of 5y + 6xTypemultiple_choiceOption72incorrectOption58correctOption64incorrectOption29incorrectSolutionThe given equations are :2x + 3y = 30 --------- (i)and, (x+y)/y = 11/88x + 8y = 11y8x – 3y =0 ----(ii)Adding (i) & (ii), we get ...

Question3639 + 11.95 - x = 3054. Find the value of x.Typemultiple_choiceOption407.09incorrectOption479.75incorrectOption523.93incorrectOption596.95correctSolutionLet 3639 + 11.95 – x = 3054 Then, x = (3639 + 11.95) – 3054   = 3650.95 – 3054 = 596.95

QuestionThe ratio of two numbers is 4 : 5 and their H.C.F is 4. Find their L.C.M. Typemultiple_choiceOption96incorrectOption80correctOption73incorrectOption48incorrectSolutionLet the numbers be 4x and 5x.   H.C.F = x. So, x=4. So, the numbers are 16 and 20 L.C.M of 16 and 20 = 80.

QuestionThe unit digit in the product (624 * 708 * 913 * 463) is:Typemultiple_choiceOption2incorrectOption5incorrectOption6incorrectOption8correctSolutionUnit digit in the given product = Unit Digit in (4*8*3*3) = 8

QuestionThe L.C.M. of two numbers is 14560 and their H.C.F. is 13. If one of them is 416, the other isTypemultiple_choiceOption460incorrectOption455correctOption450incorrectOption445incorrect Solution

QuestionThe greatest number of four digits which is divisible by 15, 25, 40, 75 isTypemultiple_choiceOption600incorrectOption9000incorrectOption9600correctOption9400incorrect Solution

QuestionAn integer is 10 more than its one-third part. The integer isTypemultiple_choiceOption15correctOption12incorrectOption18incorrectOption25incorrect Solution

Typemultiple_choiceOption15incorrectOption25incorrectOption45correctOption35incorrect Solution