Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

## #176 2012-09-30 15:52:33

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 134 and 135 are correct. Well done!

136. The largest value of a data is 98. If the range of the data is 73, then the smallest value of the data is ____________
(a) 25
(b) 171
(c) 95
(d) 28

137. Two coins are tossed simultaneously. The probability of getting two heads is _________________.
(a) 2/4
(b) 1/4
(c) 3/4
(d) 1

Character is who you are when no one is looking.

## #177 2012-09-30 21:47:21

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #178 2012-10-01 15:15:19

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 136 and 137 are correct. Well done!

138. The common difference of an Arithmetic Progression 3, 1, -1, -3, .... is _______________
(a) 2
(b) -2
(c) 1/3
(d) 3

139. The value of 1 + 2 + 3 + 4 + ...... + 20 is _______________
(a) 210
(b) 420
(c) 400
(d) 230

Character is who you are when no one is looking.

## #179 2012-10-01 19:16:39

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #180 2012-10-02 15:46:27

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 138 and 139 are correct. Well done!

140. If f(x) = x + 5, then the value of f(-3) is _____________
(a) 2
(b) -2
(c) -15
(d) 15

141. The Greatest Common Divisor of

is ___________
(a) P8
(b) P7
(c) P12
(d) P27

Character is who you are when no one is looking.

## #181 2012-10-02 19:16:41

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #182 2012-10-03 18:23:23

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 140 and 141 are correct. Well done!

142. The solution set of (x - 5)(x + 2) = 0 is ____________
(a) {-5,2}
(b) {5, -2}
(c) {5,2}
(d) {-5,-2}

143. A point on

is ______________
(a) (3,4)
(b) (3,0)
(c) (1,0)
(d) (2,2)

Character is who you are when no one is looking.

## #183 2012-10-03 18:33:39

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #184 2012-10-04 14:48:42

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 142 and 143 are correct. Well done!

144. The slope of the line 3x + 2y = 5 is ____________
(a) 3/2
(b) -3/2
(c) 2/3
(d) -2/3

145. The equation of the line with the slope 5, which passes through the origin, is ______________
(a) 5y = -x
(b) 5y = x
(c) y = 5x
(d) y = -5x

Character is who you are when no one is looking.

## #185 2012-10-04 16:20:24

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #186 2012-10-05 15:20:04

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 144 and 145 are correct. Well done!

146. If the largest value of a data is 25, the range of the data is 15, then the smallest value of the data is ____________
(a) 10
(b) -10
(c) 40
(d) -40

147. When a fair die is rolled, then the probability of getting 3 on the face of the die is ___________
(a) 1/2
(b) 1/4
(c) 1/6
(d) 1/3

Character is who you are when no one is looking.

## #187 2012-10-05 17:02:56

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #188 2012-10-06 16:01:28

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 146 and 147 are correct. Well done!

148. The commin ratio of the Geometric Progression 2, 6, 18, ..... is ______________
(a) 4
(b) 3
(c) -3
(d) 12

149. If f(x) =

, then the value of f(2) is _______________
(a) 13/3
(b) 3
(c) 23
(d) 7

Character is who you are when no one is looking.

## #189 2012-10-06 19:04:25

bobbym

Offline

### Re: Objective Type

Hi ganesh;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #190 2012-10-07 17:24:59

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 148 and 149 are correct. Well done!

150. Greatest Common Divisor of

is ____________
(a) a
(b) m
(c) am
(d) am+2

151. If the roots are imaginary, then the value of b2 - 4ac is __________
(a) 0
(b) <0
(c) >0
(d) +4

Character is who you are when no one is looking.

## #191 2012-10-07 23:27:57

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #192 2012-10-08 19:09:03

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 150 and 151 are correct. Well done!

152. A point that satisfies

is __________
(a) (7,0)
(b) (3,-3)
(c) (4,2)
(d) (-1,4)

153. If 7 and 24 are the two sides of a right-angled triangle, then the hypotenuse is ___________
(a) 25
(b) 31
(c) 168
(d) 17

Character is who you are when no one is looking.

## #193 2012-10-08 20:58:29

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #194 2012-10-09 18:52:13

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 152 and 153 are correct. Well done!

154. If the variance of a data is 1.44, then the standard deviation is ___________
(a) 1.2
(b) 12
(c) 72
(d) 44

155. When a coin and a die are thrown at a time, the number of elements in the sample space is ______________
(a) 2
(b) 6
(c) 12
(d) 36

Character is who you are when no one is looking.

## #195 2012-10-09 21:25:39

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #196 2012-10-10 18:43:46

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 154 and 155 are correct. Well done!

156. The slope of the line y = mx + c is _____________
(a) m
(b) c
(c) m/c
(d) c/4

157. The mid-point of the line segment joining the origin and (4,8) is ___________
(a) (0,4)
(b) (0,8)
(c) (2,4)
(d) (4,2)

Character is who you are when no one is looking.

## #197 2012-10-10 18:46:43

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #198 2012-10-11 18:32:40

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 156 and 157 are correct. Well done!

158. The surface area of a sphere is

square centimeters. Its radius is _____________
(a) 25 cm
(b) 100 cm
(c) 5 cm
(d) 10 cm

159. If A = {a,b,c,d,e}, B = {b,d,f}, then A - B is ___________
(a) {a,b,c,d,e,f}
(b) {a,c,e,f}
(c) {b,d}
(d) {a,c,e}

Character is who you are when no one is looking.

## #199 2012-10-11 19:09:02

bobbym

Offline

### Re: Objective Type

Hi;

In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

## #200 2012-10-12 17:14:44

ganesh
Moderator

Offline

### Re: Objective Type

Hi bobbym,

The answers 158 and 159 are correct. Well done!

160. If f(x) = x + 5 and g(x) = x2, then f o g is _______________
(a) x2 + 5
(b) (x + 5)2
(c) x2 + 25
(d) x2 + 10

161. The Greatest Common Divisor of

is _____________
(a) x10
(b) x6
(c) x16
(d) x4

Character is who you are when no one is looking.