for the statement in question: there must be more than 10 paperback books. so let's just start with 11 paperback books. that's a total of $88 on paperback books. subtract $88 from $260 --> we must have spent less than $172 on hardcover books. this would allow any number of hardcover books up to 6...

For any positive integer n, the length of n is defined as the number of prime factors whose product is n. For example, the length of 75 is 3, since 75 = 3 x5x5. How many two digit positive integers have length 6? A)None B)One C)Two D)Three E)Four Can you please a) show the strategy to do this in le...

The method shown in the official explanation is the easiest way (probability 1-X). You can use prob / comb here but you really don't want to given the other method. Did you read that explanation? Do you have any questions about it? Hi Stacey I am bringing this up after really long but I have a ques...

is there an algebraic way to do this question?

Hi Ron, I understand your solution but was wondering if my approach was acceptable : Using the double set matrix: Year----Part-time-----Full-Time----Total 1999-----P1-------------F1--------P1+F1 2000-----P2-------------F2--------P2+F2 Total----P1+P2---------F1+F2 Need: % change in number of full-tim...

Thanks a ton!
Missed replying..

550!! plz need help...advice..nythin!! i can´t believe it....! Well, heres a bit of my history... I'm not going to insert smilies or ny other "happy" thing.. coz i really dnt think its funny.. QUICK BACKGROUND: From a commerce background..a little more than 2 yrs exp.. a non-native of Eng...