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shankar.ashwin wrote:Your list is correct.. However the range = |max - min| = |7 - (1)| = 6

Not sure why you subtracted 7 with 0.. 0 is not a positive integer..

Hope that helps.
Maybe its a silly question, but why do you minus 1? what 1 represents?

by harrybm

Thu Feb 02, 2012 1:14 am
Forum: Problem Solving
Topic: Consecutive interger
Replies: 6
Views: 1776

Consecutive interger

143) List k consists of 12 consecutive integers. If -4 is the least integer in list K, what is the range of positive integers in list K? a. 5 b. 6 c. 7 d. 11 e. 12 I answer 7, but its wrong. here is my explanation set of 12 intergers = (-4, -3, -2, -1, 0 , 1, 2, 3, 4, 5, 6, 7) Range (widest distance...

by harrybm

Thu Feb 02, 2012 12:38 am
Forum: Problem Solving
Topic: Consecutive interger
Replies: 6
Views: 1776

A right circular cone, twice as tall as it is wide at its greatest width, is pointing straight down. The cone is partially filled with water, which is dripping out of a tiny hole in the cone's tip at a rate of 2 cubic centimeters per hour. If the water were to continue to drip out at this rate, how...

by harrybm

Wed Jan 25, 2012 1:47 am
Forum: Data Sufficiency
Topic: Cone
Replies: 5
Views: 1673

Can Anyone help me with this Problem: How many Positive integers less than 10000 are there, in which the sum of the digit equal to 5? a) 31 b) 51 c) 56 d) 62 e) 93 Can anyone help pleasee?? We need to find integers between 0 to 9999, in which the sum of digits adds up to 5. (1) One digit is 5 and a...

by harrybm

Fri Jan 13, 2012 6:44 pm
Forum: Problem Solving
Topic: Counting/ Combinatorics Problem
Replies: 5
Views: 1662

Counting/ Combinatorics Problem

Can Anyone help me with this Problem:

How many Positive integers less than 10000 are there, in which the sum of the digit equal to 5?
a) 31
b) 51
c) 56
d) 62
e) 93

Can anyone help pleasee??

by harrybm

Fri Jan 13, 2012 12:35 am
Forum: Problem Solving
Topic: Counting/ Combinatorics Problem
Replies: 5
Views: 1662