  ## GMAT GRE - Math - Practice Test - MCQ Set 6

Options are :

• d
• c
• b (Correct)
• a

Options are :

• 54
• 83 (Correct)
• 90
• 43

Options are :

• C
• D
• B (Correct)
• A

##### Write the name of the figure obtained by joining the points in this order (-3, 2), (-7, -3), (6, -3) and (2, 2).

Options are :

• Recangle
• Trapezium (Correct)
• Not possible
• Triangle

##### B takes 12 more days than A to finish a task. B and A start this task and A leaves the task 12 days before the task is finished. B completes 60% of the overall task. How long would B have taken to finish the task if he had worked independently?

Options are :

• 28 days
• 48 days
• 32 days
• 36 days (Correct)

Options are :

• C
• D
• B
• A (Correct)

Options are :

• D (Correct)
• A
• B
• C

Options are :

• C
• D
• A (Correct)
• B

Options are :

• A
• B
• C
• D (Correct)

Options are :

• 10 (Correct)
• 7.5
• 5
• 15

##### Ram sells onions in the streets of Chandni Chowk. Due to recent shortfall in the supply of onions, he doubles his selling price despite the cost price remains same for him due to a fixed price contract. He realizes that his profit have tripled. Find the original profit percent.

Options are :

• 100% (Correct)
• 200/3%
• 105 x 1/3%
• 120%

##### The sum of the digits in unit place of all the numbers formed with the help of 3, 4, 5 and 6 taken all at a time is

Options are :

• 120
• 108 (Correct)
• 24
• 360

Options are :

• c
• a (Correct)
• b
• d

Options are :

• 7
• 8 (Correct)
• root 48
• 9

##### Solve the equations: 2x - y = 4.1                        11/ 2 (x + y) = 1

Options are :

• x = 2.3 and y = 3.2
• x = 0 and y = 1
• Not Possible
• x = 3.2 and y = 2.3 (Correct)

Answer :x = 3.2 and y = 2.3

Options are :

• C
• B (Correct)
• D
• A

##### A boat travels 30 km up a river in the same period of time it takes to travel 50 km down the same river. If the current of water is 5 km per hour, what is the speed of the boat in still water?

Options are :

• 20 km/ h (Correct)
• 50 km/ h
• 30 km/ h
• 15 km/ h

##### Three math classes: X, Y, and Z, take an algebra test. The average score in class X is 83. The average score in class Y is 76. The average score in class Z is 85. The average score of all students in classes X and Y together is 79. The average score of all students in classes Y and Z together is 81. What is the average for all the three classes?

Options are :

• 81.5 (Correct)
• 84.5
• 81
• 82

Options are :

• d
• b
• a (Correct)
• c

Options are :

• C
• D
• A
• B (Correct)

##### Dinesh has 40 mathematics' problems to do for homework. If he does 40% of the assignment in one hour, how long it will take for him to complete the whole assignment?

Options are :

• 2 hrs
• 2.5 hrs (Correct)
• 3 hrs
• none of them

##### In how many of the distinct permutations of the letters in MISSISSIPPI do the four I's not come together ?

Options are :

• 34650
• 840
• 12600
• 33810 (Correct)

##### A seed store has 300kg of lawn-seed mixture that is � eye grass and � blue grass. How much blue grass must be added to make a mixture that is � eye grass and � blue grass?

Options are :

• 150 kgs (Correct)
• none of them
• 155 kgs
• 200 kgs

##### The equation 2x + 5y = 7 has a unique solution, if x and y are

Options are :

• Rational numbers
• Natural numbers (Correct)
• Real numbers
• Positive real numbers

##### In Olympics, a game has 2 groups A and B having participants from 20 and 25 countries respectively having an average score of 20 and 25 respectively. Also, A: Highest score: 25 Lowest score: 15 B: Highest score: 32 Lowest score: 24 What can be the minimum and maximum value of B's average if 5 teams are transferred from A to B?

Options are :

• 23.33 and 26
• 23.33 and 25 (Correct)
• 25 and 25
• 22.5 and 25

Options are :

• 44
• 8
• 22
• 11 (Correct)

Options are :

• a
• c
• d
• b (Correct)

##### The average wages of a worker during a fortnight comprising 15 consecutive working days was \$90 per day. During the first 7 days, his average wages was \$87 per day and the average wages during the last 7 days was \$92 per day. What was his wage on the 8th day?

Options are :

• \$92
• \$97 (Correct)
• \$90
• \$104

##### How many 5 digit telephone numbers can be formed using digit 0 to 9 if each number starts with 67 and no digit appears more than once.

Options are :

• 120
• 15120
• 336 (Correct)
• 5!

##### In an isosceles trapezium AB II CD and AD = BC , Angle A is 60 deg. What will be Angle B (ref Quad9S58)

Options are :

• Can not be determined as this is a Trapezium
• 120
• 30
• 60 (Correct)