Quantitative Aptitude - 1. In a two dimensional array X(9,7) with each element occupying 4 bytes of memory with the address

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1. In a two dimensional array X(9,7) with each element occupying 4 bytes of memory with the address of the first element x(1,1) is 3000,find the address of X(8,5) ? Ans is 3212 but how explain

2.194 base 10= ___ base 5

3.the base 5 representation of the decimal number 2048 is______

4.when 3/4 of a units digit is added to ten's digit of a two number,the sum of the digit becomes 10.If 1/4 of the ten's digit added to the unit's digit then the sum of the digits is 1 less than the previous.Find the number a)94 b)84 c)48 d)88

Total Answers and Comments: 7

Last Update: April 04, 2009 Asked by: DeviRavikumar

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Best Rated Answer

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Submitted by: shanthi

hi .could u explain clearly how to solve this question.u gave as formula like

3000+(7*7+5-1)*4 in this wht represent wht .frm where 7 u got & 5 .please explain it .

Above answer was rated as good by the following members:
dmanju_jo, tiru5796

June 14, 2006 14:39:52

DeviRavikumar

Member Since: June 2006 Contribution: 2

RE: 1. In a two dimensional array X(9,7) with each ele...

ans. X(1 1) 3000 (given)

Each element occupies 4 bytes of memory so

X(1 2) 3004

X(1 7) 3042

X(2 1) 3046

X(2 7) 3052

X(3 1) 3056

................X(3 7) 3080

X(4 1) 3084

.........X(4 7) 3108

X(5 1) 3112

.............X(5 7) 3136

X(6 1) 3140

...............X(6 7) 3164

X(7 1) 3168

.................X(7 7) 3192

x(8 1) 3196

...................X(8 5) 3212-----------ans

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Overall Rating: +1

June 16, 2006 12:03:58

sidblast

Member Since: June 2006 Contribution: 1

RE: 1. In a two dimensional array X(9,7) with each ele...

There is a shortcut for this:

3000+ (7*7+5-1)*4

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October 06, 2006 04:38:36

shanthi

RE: 1. In a two dimensional array X(9,7) with each ele...

hi .could u explain clearly how to solve this question.u gave as formula like

3000+(7*7+5-1)*4 in this wht represent wht .frm where 7 u got & 5 .please explain it .

Is this answer useful? Yes | No

1 0

Overall Rating: +1

May 21, 2007 01:34:46

Amyt

RE: 1. In a two dimensional array X(9,7) with each ele...

<base-addr> + <element-size>[max.cols*(x-1)+(y-1)]
here base-addr 3000
elt size 4
max-cols 7 --> 9x7
x 8
y 5
>
3000 + 4[7*(8-1)+(5-1)] 3212

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September 30, 2007 15:34:06

prasad.telagamsetti

Member Since: September 2007 Contribution: 9

RE: 1. In a two dimensional array X(9,7) with each ele...

2ed one answer is 1234

3ed one answer is 31143
4 th one answer is 48(c)

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May 20, 2008 08:46:35

spandu

Member Since: May 2008 Contribution: 4

RE: 1. In a two dimensional array X(9,7) with each element occupying 4 bytes of memory with the address of the first element x(1,1) is 3000,find the address of X(8,5) ? Ans is 3212 but how explain2.194 base 10= ___ base 53.the base 5 representation of the

2. 194 base 10 1234 base 5

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April 03, 2009 23:45:05

farzad_af

Member Since: April 2009 Contribution: 3

4) Just solve the following simultaneous equations:

if the number we are after was XY then:

3/4(Y)+X 10
Y+1/4(Y) 10-1

X 4 Y 8

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