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answered on 29-Jan-21 05:56

Logical Reasoning Odd man out (I can't able to solve the answer) 8,27,64,125,216 Option A)27 B)64 C)125 D)216

latest answer

No. They may scale up marks based on marks secured by all candidates.

Arul Selvan

Arul Selvan

CA Foundation

5K+

3

651

How to slove this

Maths & Stats

answered on 23-Jan-21 18:08

An amount P becomes Rs. 5,100.5 and Rs. 5,203 after second and fourth years respectively, at r% of interst per annum compounded annually. Thus, values of P and r are

latest answer

5100.5 X ( 1+r) power 2 = 5203.. Options for r will be given in the problem. substitute one and find out on your calc - you will get r. Then do 5100.5 / ( 1+ r ) power 2 and you will get p

nisam M

nisam M

CA Final

23K+

1

888

how to do this question and please explain the logic

Maths & Stats

answered on 22-Jan-21 10:14

A sum of money doubles itself at compound interest in 10 years. In how many years will it become eight times?

latest answer

100 becomes 200 in 10 years 200 will become 400 in another 10 years 400 will become 800 in another 10 years. So 30 years

nisam M

nisam M

CA Final

23K+

1

705

Ratio

Maths & Stats

answered on 19-Jan-21 11:19

If p:q is the sub duplicate ratio of p-x²:q-x²,then x²is equal to....how to solve it

latest answer

Thank u so much...

Amisha Mahajan

Amisha Mahajan

CA Foundation

2K+

2

742

Query

Maths & Stats

answered on 14-Jan-21 17:32

I only entered 15 digits in my calculator but it shows as 16 digits

latest answer

Does it happen with all calculators

Reetikaa R

Reetikaa R

CA Final

7K+

2

711

Query

Maths & Stats

answered on 12-Jan-21 09:01

How to solve this

latest answer

4(1+11+111+........upto n terms) Multiply and divide by 9 4/9 ( 9 + 99 + 999 .... n terms) 4/9 ( 10-1 + 10^2-1 + 10^3-1 .... n terms) 4/9 ( 10 + 10^2+ 10^3.... n terms) - (1+1+1... n term)

Reetikaa R

Reetikaa R

CA Final

7K+

1

636

Maths

Maths & Stats

answered on 01-Jan-21 20:41

Can I do Rough Work with pen or pencil

latest answer

I did rough works in admit card because the space given in qn paper is not enough.

Bharath Sathvik

Bharath Sathvik

CA Inter

490

2

721

Quadratic Equation

Maths & Stats

answered on 26-Dec-20 17:56

If sum of roots of quadratic Equation ax²+bx+c is equal to the sum of the squares of their reciprocals then b²/ac+bc/a² is equal to How??

latest answer

let P and Q are roots of eqn P + Q = -b/a PQ = c/a P + Q = 1/P² + 1/Q² Simplify this.

Bharath Sathvik

Bharath Sathvik

CA Inter

490

1

741

Quadratic equation

Maths & Stats

answered on 02-Jan-21 08:03

Why we cannot consider x=-2 ?

latest answer

Yes. The assumption being the value of square root of number is not taken as a negative.

Hrishikesh Ransing

Hrishikesh Ransing

CA Final

4K+

6

597

Doubt

Maths & Stats

answered on 19-Dec-20 07:25

If 2s:3t is duplicate ratio of 2s-p:3t-p Then a. P²=6st in text book How??

latest answer

2s / 3t = ( 2s -p)² / (3t -p)² solve

Bharath Sathvik

Bharath Sathvik

CA Inter

490

1

743