Good at math, but suck at SAT Math (the hard questions)?

satprep001
Fri, 15 Jan 2010 06:01:18 +0000

It can be done by assuming weight of peanuts and cashews be 5x and 2x pounds respectively.
since total weight of mixture is 4 pounds,
5x + 2x = 4 Or x = 4/7 pounds

Since cashews is 2x = 2*4/7 = 8/7 = 1.14 pounds