Which graph is defined by the function f(x) = x if 0 ≤ x ≤ 4 (where x is the greatest integer function, i. e., the greatest integer less than or equal to x)?

could it be a or c?

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.

Find the nonpermissible replacement for binthis expression.b2/5b +5

Sara has 2 2/3 cup taco meat. she needs 1/6 cup to make one taco. how many tacos can sara make with the taco meat she has?