Paz

newsgroups: genl received: from mailqueue by vayu (mercury 1.21); 18 oct 99 17:31:49 ist+530 from: "d.suresh kumar" <[email protected]> organization: r.e.c., tiruchirappalli, india to: genl%[email protected] date: mon, 18 oct 1999 17:31:39 ist+530 subject: i'm back priority: normal x-mailer: pegasus mail v3.21 dear friends, here is the next pack of food for thought. 1. i want to weigh weights from 1 to 100kgs(all integer weights only) using a common balance. what is the minimum no. of weights i require to do the job and what are those? how many such possible combinations are there? can u give the funda ? 2. this is an easy one. which is the only no. which can expressed as cubes of two no.s in two different ways? i mean a^3+b^3=c^3+d^3=x. how is this no. popularly known as? 3. there is a 8x3 wooden piece. u r allowed cut it only once in anyway u want and arrange the pieces so as to make it a 12x2 piece. all the best. yours suresh.