Store a: $25 for 45 minutes store b: $30 for 1 hour store c: $45 for 1.5 hours store d: $80 for three 1 hour lessons julie needs to have swim lessons for her son. there are four different stores that offer swim lessons. which one is the best deal? a) store a b) store b c) store c d) store d

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.

In the geometric progression –3, 12, −48… what term is 3,072?

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?