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Which is the better deal?
DJ Alpha offers to host a disco for a set-up fee of £50, and £20 per hour. DJ Bravo offers to host a disco for a set-up fee of £30, and £30 per hour. Which is the better deal? Does it make a difference how long the disco goes on for?
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Pocket Money Three children are each given pocket money based on a different rule: Rule 1: £2 for the first week. Add £5 each week. Rule 2: £10 for the first week. Add £2 each week. Rule 3: £0.50 for the first week. Double it each week. Which would you prefer?
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Pocket Money
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