12
Q:

The expression (11.98 * 11.98 + 11.98 * (x) + 0.02 * 0.02) will be a perfect square for x equal to :            

A) 0.01 B) 0.02
C) 0.03 D) 0.04

Answer:   D) 0.04



Explanation:

Given = (11.98)^2 + (0.02)^2 + 11.98 * x. 

For the given expression to be a perfecr square, we must have

11.98 * x = 2 * 11.98 * 0.02 => x = 0.04

Q:

3.81.25, written as a pure decimal, will be

 

A) 3.14 B) 3.04
C) 3.06 D) 3.08
 
Answer & Explanation Answer: B) 3.04

Explanation:
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0 568
Q:

Convert 0.6 into a fraction:

 

A) 23 B) 43
C) 63 D) 26
 
Answer & Explanation Answer: A) 23

Explanation:
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3 3658
Q:

1/300 written as a recurring decimal is

A) 0.3 B) 0.03
C) 0.003 D) 0.0003
 
Answer & Explanation Answer: C) 0.003

Explanation:
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1 601
Q:

Which of the below fractions when added to 4/3 gives 3?

A) -1/2 B) 2/3
C) 5/3 D) 11/2
 
Answer & Explanation Answer: C) 5/3

Explanation:
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0 996
Q:

Which of the following will yield a recurring decimal?

A) 21/90 B) 21/60
C) 21/30 D) 21/120
 
Answer & Explanation Answer: A) 21/90

Explanation:
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1 853
Q:

0.0245¯ written as a vulgar fraction in its simplest form = ?

A) 9/370 B) 27/1111
C) 27/1100 D) 9/37
 
Answer & Explanation Answer: C) 27/1100

Explanation:
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3 1255
Q:

Fraction that lies between 2/5 and 4/9 is

A) 3/7 B) 3/4
C) 4/5 D) 1/2
 
Answer & Explanation Answer: A) 3/7

Explanation:
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5 977
Q:

How much does one need to add to 2/3 to obtain 3/2?

A) 5/6 B) 1.5/6
C) 1/-1 D) 4/9
 
Answer & Explanation Answer: C) 1/-1

Explanation:
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2 816