# Math Exam -3

10 Questions | Total Attempts: 44

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• 1.
The velocity of an object fired directly upward is given by V = 80 – 32t, where t is in seconds. When will the velocity be between 32 and 64 feet per second?
• A.

A. 0.5 < t < 1.5

• B.

B. 0.7 < t < 1.7

• C.

C. 1.5 < t < 0.5

• D.

D. 0.5 < t < 0.6

• E.

E. Cannot be solved.

• 2.
Solve 2(2x – 3) ≤ 3(x – 2) + 4.
• A.

A. x ≤ 5

• B.

b. x ≤ 2

• C.

c. x ≤ 7

• D.

d. x ≤ 4

• E.

E. x ≤ 1

• 3.
What is the sum of first ten positive integers?
• A.

A. 50

• B.

B. 55

• C.

c. 60

• D.

D. 65

• E.

E. 75

• 4.
Mahin has bought his guitar for half the price of his processor. Likhon has bought his cry baby pedal for one third the price of mahin’s guitar. The price of likhon’s pedal is BDT 10,000. What is the price of mahin’s Processor?
• A.

A. 45,000

• B.

B. 60,000

• C.

C. 30,000

• D.

d. 12,000

• E.

e. 20,000

• 5.
Monisha is twice as old as Sara was two years age. If the difference between their ages be 2 years, how old is Monisha today?
• A.

A. 6

• B.

b. 8

• C.

C. 10

• D.

d. 12

• E.

E. 18

• 6.
Humayra got married 6 years ago. Today her age is 5/4 times her age at the time of marriage. Her son’s age is 1/10 times her age. What is her son’s age?
• A.

A. 2

• B.

B. 3

• C.

C. 4

• D.

d. 5

• E.

e. 8

• 7.
In a room, all except 18 of the people are above 50 years of age. If 15 of the people in the room are under 50 years of age, how many people are in the room?
• A.

A. 27

• B.

B. 33

• C.

C. 30

• D.

D. 36

• E.

E. cannot be determined

• 8.
What is the smaller angle between the hour and minute hands of a clock at 5:47?
• A.

A. 200

• B.

B. 225.06

• C.

C. 300

• D.

D. 105.5

• E.

E. 108.5

• 9.
What is the bigger angle between the hour and minute hands of a clock at 3:52?
• A.

A. 196

• B.

B. 164

• C.

C. 150

• D.

D.360

• E.

e. 300

• 10.
How many times a day can a broken clock give time correctly?
• A.

A. 0

• B.

B. 1

• C.

C. 2

• D.

D.3

• E.

e. 4

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