Problem-solving practice 2 (AQA GCSE Maths): Quizzes

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Problem-solving practice 2
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10 questions from this quiz

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What is the perimeter of any shape?

Total distance around its edges

What is the first step in solving triangle perimeter problems with algebraic expressions?

Write an expression for perimeter

For a triangle with sides (t+2)(t+2), (2t2)(2t-2), (t1)(t-1) and perimeter 13cm, what is tt?

t=3.5t = 3.5

What is an arithmetic sequence?

Sequence with constant difference

For the sequence 9, 15, 21, 27..., what is the common difference?

6

If solving 6n+3=656n + 3 = 65 gives n=10.33...n = 10.33..., is 65 in the sequence?

No, nn is not a whole number

What is the formula for speed?

Speed=DistanceTime\text{Speed} = \frac{\text{Distance}}{\text{Time}}

To convert 3 minutes to hours for speed calculations, what do you do?

Divide by 60

In y=mx+cy = mx + c, what does mm represent?

Gradient

To check if point (10, 50) lies on y=8x30y = 8x - 30, what should you do?

Substitute x=10x = 10 and check if y=50y = 50

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