The sum of series 1+1(1+1/n)+3(1+1/n)2+…. Is equal to
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A worker pay Rs20 a day ,he works 1,1/3,2/3,1/8,3/4 in a week.What is the total amount paid to the worker.
7 students can complete a task of making 9 scientific models in 21 days. How many students can make 3 models in 14 days.
There is a work which can be completed by A with 12 days and B by 18 days. A and B works together for 3 days and B left. After that how many days for A to complete the work?
total balls are z, the number of red balls is n and the remaining are blak balls,then the % of black balls equal to ?
a bus started from bus stand at 8.00am and after 30min staying at destination it returned back to the buss tand.the destination is 27 miles from the bustand the speed of the bus 50percent fast speed at what time it returns to the bustand.
In a family Reshma is elder sister of Ragini . Soni is Reshma's daughter and Saloni is Soni's cousin. Rgini's mother is Rajani. Ramani is the sister-inlaw of Reshma. Who is Soni's grandmother?
If ABC =C3C3 and CAB = D3D3, Then find D3÷B3D3÷B3
if x=y=2z and xyz =256 then x=
Conversation between two mathematicians: first : I have three children. The product of their ages is 36 .. If you sum their ages . it is exactly same as my neighbour's door number on my left. The second mathematician verifies the door number and says that the not sufficient . Then the first says " o.k one more clue is that my youngest is the youngest" Immediately the second mathematician answers . Can you answer the question asked by the first mathematician? What are the children ages?
Imagine a rectangle.Its length=2*width.A square of 1 inch is cut on all corners so that the remaining portion forms a box when folded.the volume of the box is_____ cubic inches.find the original dimensions of the box.
in a single throw of dice ,the chance of throwing a total of 3 is
Complete the sequence A, E ,I ,M ,Q ,U , _ , _?
Each row of letters or numbers has a rule connecting them. Write the next number or letterin the brackets. 124 , 62 , 60 , 30 , 28 , 14 , (_ _ _)
There are no of urns &no of balls. If three balls are placed in each urn then 3 balls is left. If 4 balls are placed in each urn then 1 urn is left. What is the total no of balls?
Find out the Simple Interest paid for a sum of $4000 at the rate of 8% per annum for 3 months.