gmatready

If a certain quadrilateral has 4 equal angles, what is its area? 1. if lenght id doubled, Area would increase by 64 sqare feet. 2. if width is reduced by half, the area would decrease by 32 Square feet GR.

The growth of the railroads led to the abolition of local times, which was determined by when the sun reached the observer’s meridian and differing from city to city, and to the establishment of regional times. (A) which was determined by when the sun reached the observer’s meridian and differing (B) which was determined by when the sun reached the observer’s meridian and which differed © which were determined by when the sun reached the observer’s meridian and differing (D) determined by when the sun reached the observer’s meridian and differed (E) determined by when the sun reached the observer’s meridian and differing The growth of the railroads led to the abolition of local times, "which were determined by when the sun reached the observer's meridian and differing". The growth of the railroads led to the abolition of local times, "determined by when the sun reached the observer's meridian and differed" whats the difference between using ...which were determined... and ...determined... is it that - when "which were determined" is used - that it applies to local times ? what is similar explanation for the usage of "determined..." This will be a great help.

If x is a prime number, what is the value of x? 1) x 2) (x-2) is a multiple of 5