Math Knowledge

What is the next logical choice following the below pattern? 2 4 12 48 ____ a. 96 b. 144 c. 192 d. 204 e. 240

E

Solve for x when: (2x)/7=2x2 a. 1/7 b. 2/7 c. 2 d. 7 e. 14

A

What is the probability of randomly drawing an odd number between 24 and 33 (inclusive)? a. 50% b. 66% c. 75% d. 80% e. 90%

A

x-2 /x^2 -6x+8 can be reduced to: a. 1/(x-4) b. 1/(x-2) c. (x-2)/(x+2) d. 1/(x+2) e. 1/(x+4)

A

105*106*107= a. 1015 b. 1018 c. 1021 d. 1024 e. 1030

B

5v-u=-2 and -v+9u=18, then the simultaneous solution of the given equation is: a. u=3, v=9 b. u=2, v=0 c. u=1, v=-9 d. u=-2, v=-36 e. u=3, v=-15

B

Factor x2+7x+10 a. (2x+2)(x+5) b. (x+5)(x+2) c. (x+2)(2x+2) d. (2x+5)(x+5) e. (2x+)(x+10)

B

If 2n=8, what is the value of 3n+1? a. 70 b. 81 c. 95 d. 102 e. None of the above

B

Solve 5/6+3/4+(3/2*9/21) a. 66/52 b. 187/84 c. 120/57 d. 66/145 e. 123/124

B

The hypotenuse of a right triangle whose legs are 3 feet and 4 feet is a. 4 b. 5 c. 6 d. 7 e. 8

B

The sum of the interior angles of a pentagon is a. 360 degrees b. 540 degrees c. 720 degrees d. 900 degrees e. 1180 degrees

B

The value in -1/9√(81) is equal to a. 0 b. -1 c. 1 d. -9 e. 9

B

√(28) - √(7) reduces to a. √(4) b. √(7) c. 3√(7) d. √(21) e. -√(35)

B

17/20 + 6/100 + 15/50 is equal to a. 43/50 b. 111/100 c. 121/100 d. 83/50 e. 289/25

C

2/3*3/4*4/5*5/6*6/7*7/8= a. 1/16 b. 1/8 c. ¼ d. ½ e. None of the above

C

If w=4c then (3/4)w= a. 3/3c b. 4/3c c. 3c d. c/3 e. c/4

C

Solve for x using the following two equations: 2x+4y=10 and 9x-4y=20 a. x=21/15 b. x=40/21 c. x=30/11 d. x=8/9 e. x=29/13

C

The sum of the interior angles of a triangle is always a. 90 degrees b. 120 degrees c. 180 degrees d. 320 degrees e. 360 degrees

C

What are the next two choices following the below pattern? A R C S E T G ___ ___ a. UH b. HI c. UI d. IU e. IH

C

(-3)3 = a. 9 b. -9 c. 27 d. -27 e. None of the above

D

10y/10z equals a. 10y/z b. 10yz c. 10y+z d. 10y-z e. None of the above

D

12.687x10-4 is equal to a. 1.2687 b. .12687 c. .012687 d. .0012687 e. .00012687

D

Which of the following statements is false? A triangle can have a. three equal angles b. one obtuse angle c. three equal sides d. two right angles e. three acute angles

D

The factors of 30x2-30 are a. (5x-6), (6x+5) b. (15x+5), (2x-6) c. (5x-6), (6x-5) d. (30x-5), (x+6) e. (5x+5), (6x-6)

E

The volume of a cylinder with radius b and height w is a. 𝝅bw b. 2𝝅bw c. 2𝝅b2w d. 4𝝅b2w e. None of the above

E