This thread is dedicated to preparation for Math Level 2 section of SAT (Subject).
If a = ^{}, b = ^{}, then the value of a^{2} + b^{2} would be:
This thread is dedicated to preparation for Chemistry section of SAT (Subject).
Directions: The question below consists of two statements. Each statement in the lefthand column is referred to as I, and each statement in the righthand column as II. For each question, determine whether I is true or false and whether II is true or false and click on the corresponding True and False oval spaces. If, but only if, statement II is a correct explanation of statement I, click on the oval space labeled CE.
Assertions (I)
 Reasons (II)
 
Under similar conditions of temperature and pressure, O_{2} diffuses 1.4 times faster than SO_{2}.
 BECAUSE
 Density of SO_{2} is 1.4 times greater than that of O_{2}.

This thread is dedicated to preparation for Math Level 1 section of SAT (Subject).
The radius of the circle in which the sphere x^{2} + y^{2} + z^{2} + 2x  2y  4z  19 = 0 is cut by the plane x + 2y + 2z + 7 = 0 is:
This thread is dedicated to preparation for Physics section of SAT (Subject).
Time taken by a boy to reach point A to B when escalator is rest is t1 sec. When escalator is moving time taken by that boy to reach A to B is t2 sec.When both are moving how much time taken by boy to reaching point A to B?
This thread is dedicated to preparation for Biology/EM section of SAT (Subject).