IGCSE /Grade 9
Maths MCQ Based On Finding number sequences word problems
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IGCSE Grade 9 Maths Finding number sequences word problems
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Step 1 = multiplying the previous term by 2 and subtracting 3. Get the 7 terms in sequence.
Step 2 = Add all the terms
pattern: 12 is three times of 4
Time taken is reduced in the pattern of increasing order of natural numbers:
Natural numbers :1, 2, 3........
Find the total cost of the flat.
Value after 1 year = $20,000 - (10% of $20,000) = $20,000 - $2,000 = $18,000. Similarly, find for the consecutive years
Decrease 48 each time
First game = 20 points.
Left number of games = 9
Use the arithmetic progression to work this out.
Step 1 = Fine the number sequence by adding 3 to the previous term.
Step 2 = Add all the terms of sequence
Use formula:
Cost for delay = 150 + (number of days x 50)
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