Tag Archives: fractions

SAT Question of the Day Explained – December 9, 2014 – Math

Today’s SAT question of the day is a math question about some basic algebra. The answer choices are those fun roman numeral options. The question:

If x over 3 = x^2, the value of x can be which of the following?

roman numeral 1. negative 1 over 3

roman numeral 2. 0

roman numeral 3. 1 over 3

We can solve this either by doing a little algebra or by thinking it through (and testing out the answer choices).  I will show you both ways. Continue reading

SAT Question of the Day Explained – February 24, 2014 – Math, Algebra

Today’s SAT question of the day is an algebra question about adding fractions.  Before you break out your calculator or tell me how much you hate adding fractions, check out the strategy for this one – it will save you quite a bit of time.

If s = 1 + 1/2 + 1/4 + 1/8 + 1/16 + 1/32 and t = 1 + s/2, then t exceeds s by how much? Continue reading