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A thorough understanding of all the mathematical formulas prescribed in the subject specification is crucial for your survival in the no-mans-land of the maths exam, where your examiner tries his best to ...
Start by identifying the cost of one cricket ball: £169.04 ÷ 8 = £21.13 Next multiply this by the number of cricket balls he wants to buy: £21.13 x 19 = 401.47 The total cost of 19 cricket balls is £401.4...
300 x 1/10
= (300/10) x 1
= 30 students sat on chairs
85% of 300
= (300/10) x 8.5
= (30 x 8) + (30 x 0.5)
= 240 + 15
= 255 students sat on the floor
1
A quadratic equation is one that takes the form.. ax2 + bx +c = 0
Factorising an equation like this involves putting the equation into two brackets.
The method varies slightly dep...
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