Aptitude Tests 4 Me

Basic Numeracy/Quantitative Aptitude

338. If y ¤ x = y2x for all positive integers, then (3 ¤ 4) ¤ 2 =

 (a) 38 (b) 312 (c) 316 (d) 332

339. The first term in a sequence is 1 and the second term is 5. From the third term on each term is the average (arithmetic mean) of all preceding terms. What is the 25th term in the sequence?

 (a) 2.5 (b) 3 (c) 5 (d) 25

340.

The solid brick shown is made of small bricks of side 1. When the large brick is disassembled into its component small bricks, the total surface area of all the small bricks is how much greater than the surface area of the large brick?

 (a) 32 (b) 40 (c) 60 (d) 72

341. (3x + 2) (2x - 5) = ax˛ + kx + n . What is the value of a - n + k ?

 (a) 5 (b) 8 (c) 9 (d) 10

342. A straight fence is to be constructed from posts 6 inches wide and separated by lengths of chain 5 feet long. If a certain fence begins and ends with a post, which of the following could not be the length of the fence in feet? (12 inches = 1 foot)

 (a) 17 (b) 28 (c) 35 (d) 39

TOTAL

Detailed Solution