IGCSE Mathematics Paper-1: Specimen Questions with Answers 309 - 313 of 324
Question 309
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Short Answer▾x is an integer between 50 and 80.
Write down the value of x when it is
A prime factor of 154
Explanation
is a composite number
Factor pairs:
Factors of
is an integer between and
So, answer is is between and .
Question 310
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Short Answer▾From the list above, write down
An irrational number.
Explanation
- An irrational number is a real number that cannot be written as a simple fraction.
- In those number
- Which is not an integer and therefore is an irrational number
Question 311
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Short Answer▾A and B are two points marked on a map.
By measuring a suitable angle, find the bearing of A from B.
Explanation
- In measuring angle always measure bearings from the north line going clockwise
- The bearing of A from B refers to the angle which is measured from the point A looking at B.
The sum of interior angles of same side of transversal
Question 312
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Short Answer▾Write down the equation of a line through (0,0) parallel to .
Explanation
Here
Question 313
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Short Answer▾From the list above, write down
A factor of 27
Explanation
- Here find the factor of 27
- Factor of 27 is 1,3, 9,27
- In this number is factor of 27
- Because