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Q:

What does it mean to calculate frequencies within a dataset?

A) to calculate the product of two variables to make a third variable	B) to count the number of cases that fall into different subgroups within a dataset
C) to count the number of times a dataset is used by a student	D) to calculate the sum of a column of variables in a dataset

Answer & Explanation Answer: B) to count the number of cases that fall into different subgroups within a dataset

Explanation:

Frequency is what means how many times the event occurs in the same period.

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Filed Under: Arithmetical Reasoning
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Q:

Enzymes are important because they

A) maintain cell shape	B) transfer genetic information
C) contain water	D) speeds up chemical reactions

Answer & Explanation Answer: D) speeds up chemical reactions

Explanation:

Enzymes in the body are those which play an important role of breaking down the larger molecules to small and speeds up the chemical reactions.

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Filed Under: Biology
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Q:

9 letter word if you lose it you die.

It is a 9 letter word - 123456789,

If u lose it you die,

If you have 234, you can 1234,

56 is one type of disease,

89 indicates exact location & time,

2 & 7 are same letter, 3 & 8 are same letter, 5 & 9 are same letter.

Guess the word?

Answer

The required 9 letter word is HEARTBEAT.

If we lose the heartbeat, we die. 234 is EAR, if we have EAR we can 1234, i.e, HEAR.

56 is a type of disease is TB.

Workspace

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Q:

40% of 75 + 80% of 25 = K% of 250

Find the value of K?

A) 10	B) 20
C) 30	D) 35

Answer & Explanation Answer: B) 20

Explanation:

From the given data,

$\frac{40}{100} x 75 + \frac{80}{100} x 25 = \frac{K}{100} x 250 30 + 20 = \frac{5 K}{2} 50 x 2 = 5 K K = \frac{100}{5} = 20$

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Filed Under: Percentage
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Q:

What type of mirror is used in car headlights?

A) Concave	B) convex
C) Both A & B	D) None of the above

Answer & Explanation Answer: A) Concave

Explanation:

Concave type of glasses are used in the headlights of the vehicles as the light from the bulb which is at focus will converges out and spreads and reflects back parallely.

What_type_of_mirror_is_used_in_car_headlights1535545831.jpg image

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Filed Under: General Science
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Q:

Where does most digestion take place?

A) Stomach	B) Large intestine
C) Small intestine	D) Mouth

Answer & Explanation Answer: C) Small intestine

Explanation:

The digestion process starts in the mouth and the complete digestion process completes in the small intestine where all the nutrients in the food are absorbed.

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Filed Under: Biology
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Q:

A symbol that represents a speech sound

A) Phonemes	B) Grapheme
C) Phonics	D) None of the above

Answer & Explanation Answer: B) Grapheme

Explanation:

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Filed Under: English
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Q:

Wellington Trophy is related to which game ?

A) Rowing	B) Hockey
C) Tennis	D) Polo

Answer & Explanation Answer: A) Rowing

Explanation:

Rowing is the game to which Wellington Trophy is related to. In this participants will be in race in rivers.

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Filed Under: Sports
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