CAT Quantitative Aptitude | Quant Questions 2017- PaGaLGuY

I am not understanding why it is 2001 nd not 2002 Can anyone explain pleaee ??

Please answer Q.12 and Q.13 with explanation.

Please answer Q.9 with explanation.

 

For x^4 - 4x^3 -x^2 -6x+4=0 , comment on the roots using Descartes' rule. Solution?

 

For x^4 - 4x^3 -x^2 -6x+4=0 , comment on the roots using Descartes' rule. Solution?

Approach please.

Approach pls

Solution please

anyone have extra unused samcats....i want to buy 5 samcat mocks...if anyone share that will be great help....

Approach please

An article costs Rs. 300, a person gets 24% discount when he buys 2 article and 38% when he buys 5 articles, find the effective Rate of discount if he buys 7 article.

In how many ways can 25 pencils be selected from a bag containing 15 identical red pencils , 20 identical blue pencils and 25 identical green pencils ?


approach?

Help me in this

Hi. Is there any study material for cube questions?

Can anyone tell me about TISS pre orientation program? I want to know everything about it. Please reply if you know anything. Thanks

Solution please.

Oa should be 1 right?

https://imgur.com/JfKCT5X 

plz help with this (geometry ques.) (not able to get crct length for chords in prob ) 

if xy+yz+zx=2 then find the minimum value of x^2+y^2+z^2.

Approach pls