A dairy needs
378
gallons of milk containing
6%
butterfat. How many gallons each of milk containing
7%
butterfat and milk containing
4%
butterfat must be used to obtain the desired
378
gallons?

Answer this question only if you know the 30 points and

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?