Sumita buys a set of earphones for £12.17. She pays with £15. How much change does she get? Give your answer in £.

Find the area of an equilateral triangle with a side of 6 inches

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?