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# IB ACIO Exam Quiz (Based on Study Plan) : 19

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Question 1

Which one of the following is water gas?

Question 2

Producer gas is:

Question 3

Compressed natural gas mainly consists of which gas?

Question 4

Biogas largely consists of:

Question 5

Ravi’s age is 3/5 of Shyam’s age. After x years the ratio of the ages of Ravi and Shyam becomes 5 : 7. If initially the sum of their ages is 32, then what is the value of x?

Question 6

The ratio of ages of Ravi’s grand-father and his father 12 years ago was 3 : 2. The present age of Ravi’s grand-father is  if Ravi’s age. If the age of Ravi before 6 years was 9 years. Find the sum of his father and grand-father’s age 3 years from now.

Question 7

Which number is on the face opposite to 6 in the dice whose four views are given below.

Question 8

From the following two different appearance of a dice, which number lies to the opposite of 2?

Question 9

Choose the most appropriate option to change the voice (active/passive) form of the given sentence.

Will you have studied all the verb tenses by tomorrow?

Question 10

In the following sentence, identify the type of verb of the emboldened word:

I shall take literature and mathematics this spring.

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