272 MCGRAW-HILL’S SAT
- Which of the following is NOT equal to^1 ⁄ 3 of an
integer?
(A)^1 ⁄ 3 (B) 1 (C)^5 ⁄ 2 (D)^16 ⁄ 2 (E) 10 - Which of the following can be expressed as the
product of two consecutive even integers?
(A) 22 (B) 36 (C) 48 (D) 60 (E) 72
3.
(A)−3(B)−2(C)−1 (D) 2 (E) 3
- If , what is the value of k?
(A) 11 (B) 64 (C) 67 (D) 121 (E) 132 - In the country of Etiquette, if 2 is a company
and 3 is a crowd, then how many are 4 crowds
and 2^1 ⁄ 2 companies?
(A) 14 (B) 17 (C) 23 (D) 28^1 ⁄ 2 (E) 29 - For what integer value of xis 3x+7 > 13 and
x−5 < −1?
k−= 38
()1113 1112−−−()()−−−−()()()=
- Dividing any positive number by^3 ⁄ 4 and then
multiplying by −2 is equivalent to
(A) multiplying by −^8 ⁄ 3
(B) dividing by^3 ⁄ 2
(C) multiplying by −^3 ⁄ 2
(D) dividing by^3 ⁄ 8
(E) multiplying by −^3 ⁄ 8 - When 14 is taken from 6 times a number, 40 is
left. What is half the number?
SAT Practice 1: Numbers and Operations
0 0 0
1 1 1 1
2 2 2 2
3 3 3 3
4 4 4 4
5 5 5 5
6 6 6 6
7 7 7 7
8 8 8 8
9 9 9 9
....
0 0 0
1 1 1 1
2 2 2 2
3 3 3 3
4 4 4 4
5 5 5 5
6 6 6 6
7 7 7 7
8 8 8 8
9 9 9 9
....
10. If the smallest positive four-digit integer without
repeated digits is subtracted from the greatest
four-digit integer without repeated digits, the
result is
(A) 8,642 (B) 1,111 (C) 8,853
(D) 2,468 (E) 8,888
11. If x> 1, the value of which of the following
expressions increases as xincreases?
I.
II.
III.
(A) II only (B) III only
(C) I and II only (D) II and III only
(E) I, II, and III
10
1
−
x
x
1
x^2
- For all real numbers x,let {xbe defined as the
least integer greater than x.
{−5.6 =
(A) −6 (B)−5.7 (C) −5.5 (D)−5 (E) 1