You drive from San Antonio to Houston, 1/3 the time at 20 mi/h and the other 1/3 at 68 mi/h, and the last 1/3 at 52mi/h. On the way back you travel one-half the distance at 35 mi/h and the other half at 55 mi/h. What is your average speed a) from San Antonio to Houston, b) from Houston back to San Antonio, and c) for the entire trip

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

too hard the other guy did it

step-by-step explanation:

12.4, 12.387, 12.26, 12.252, 6.241, 6.2, 6.015, 6.009, 1.411, 1.2, 1.056, 1.007, 0.31,   0.13, 0.5, 0.04

step-by-step explanation:

ur welcome : )