James, Gilbert, Matthew, and Simon ran in a relay race.

James time: 2/3

Gilberts time: 11/12

Matthews time: 5/6

simons time: 7/12

Find the difference between the fastest boy's time and the slowest boy's time (40 POINTS!!!)

What is the prime factorization of 23 ?me with this question

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling