Dmitry is setting up a factory to manufacture notebooks. If he buys a machine that costs €44600, then he can manufacture a notebook for €4.7. On the other hand, if he buys a machine that costs €36700, he can manufacture a notebook for €7.2. How many notebook should he manufacture, so that total cost is the same no matter which machine he buys?
An integer when divided by 9 gives a remainder 4. The resulting quotient when divided by 5 gives a remainder 1. The resulting quotient is then divided by 8 giving a quotient 1 and a remainder 7. What will be the final remainder be, if the order of the divisors is reversed?