BBGUNMATH

7

bbgun34 — Mon, 30 Nov 2009 05:34:01 +0000

6

bbgun34 — Mon, 23 Nov 2009 05:50:51 +0000

x^3 \text{, compute the minimum value of } x+y." align="absmiddle" />

5

bbgun34 — Sat, 14 Nov 2009 04:41:14 +0000

There are four pings in a pong, and 2 pings in 3 pungs. If there are 800 pangs in 7 pongs, how many pungs are in 34 pangs?

4

bbgun34 — Wed, 11 Nov 2009 05:30:54 +0000

(a) Compute the greatest value of x+y for integers x,y, such that x^2-y^2=884.

(b) Compute the greatest value of x+y for integers x,y, such that x^2+y^2=884.

3

bbgun34 — Wed, 11 Nov 2009 04:57:13 +0000

John has 50 white cubes. He randomly paints each face of each cube either red or blue. What is the probability that if he randomly chooses 2 cubes (after all the faces are painted) and rolls them, the colors facing up on the cubes will be the same?

2

bbgun34 — Tue, 10 Nov 2009 00:50:07 +0000

(a) Compute the amount of 4 digit numbers in which the product of the 2 leftmost digits is twice that of the product of the 2 rightmost digits.

(b) Compute the amount of 5 digit numbers that also satisfy this.

1

bbgun34 — Tue, 10 Nov 2009 00:46:51 +0000

Compute the amount of 4 digit numbers whose last two digits’ sum is equal to that of the first two digits’ sum.