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To calculate the interest for Max we need to do 2000 multiplied by 1.025³To calculate the interest for Jade we need to do 1600 multiplied by 1.035³At the end of the three years, Max ...

We know there are 6525 more women than men. We can deduce that 5 'parts' = 6525 as 11-6=5If 5 parts = 6525. 1 part = 6525/5 = 1305.We know that 4 parts are children so, 1305 * 4 = 5220Alternatively, once ...

First identify which unknown has the same coefficient. In this case it is y.Either add or subtract the two equations to eliminate y. In this case we subtract one equation from the other (can be either). 3...

Right angle means use Pythagorus:
a² + b² = c²
thereforea² = c² - b² = 7² - 4² = 49-16 ...

As described, the meal deal consists of 1 sandwich, 1 snack and 1 drink. To work out the number of combinations possible you times the number of available sandwiches, by the number of available snacks, by...