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We know M1D1T1/W1 =M2D2T2/W2 [Here W1 and W2 is the quantitative value of making chairs;W1 is 460 given] Thus 12 x 24 x 6 / 460 = 18 x 36 x 8 / W2 [T1 &...

5.5 Dozen = 12*5 + 6 = 66 Pens Price of 16 pen(using Unitary Method) = (1287 / 66 )*16 = 312 (OPTION C) Hope this helps 

Given Price of 357 mangoes is 1517.25. Using the unitary method , 49 dozens(49*12=488) mangoes = 1517.25 / 357 * 488 =1500/350 * 500 (Approx)= 2142 Closest ...

Let speed of the boat be B kmph and one way distance be "d" km. Total distance in the journey is 2d and the respective upstream and downstream ti...

Given 11.25 m of a uniform iron rod weighs 42.75 kg, => 6m of the rod will weigh ( 42.75 / 11.25 )*6 =22.8 kg (OPTION A) Hope this helps 

Given, 250 gm (a quarter of a kg) cost 60 p => 200 gm cost 60/250 *200 (Using Unitary Method) =48 p (OPTION A)

Speed from A to B = m miles/hr Speed from B to A = 50 + m miles/hr Distance between A and B = R miles. Relative Speed = m+(50+m)=50+2m Time after which ...

CONCEPT: The question tests on Time and Work basics SOLUTION:  Let the total work be LCM(20,15) = 60 units Their efficiencies are 60/20 and 60/15 = 3 and...

Average = Sum of Observations/Number of Observations Let the numbers be x and y Given (x+ y)/2 = π/2 => (π - x) (OPTION C) Hope this helps

Given: 4 cookies + 6doughnuts + 3 doughnut holes boxes = $8.15......(i) 2 cookies + 3 doughnuts + 4 doughnut holes boxes= $7.20.....(ii) Multiply (ii) by...