Alicia has a gold bracelet and a silver bracelet. she has a black ring, a blue ring, a brown ring, and a white ring. she also has a gold necklace and a silver necklace. how many different combinations of bracelets, rings, and necklaces can alicia make?

The table above shows approximate conversions from gallons to liters. what is the value of x?

What ratio is proportional to 18/21

The table below shows the approximate masses of a dust particle and a grain of pollen. dust particle 0.000000778 g grain of pollen 0.00000000155 g the mass of a dust particle can be estimated and written in the form a × 10^b, where a = 8 and b = the mass of a grain of pollen can be estimated and written in the form a × 10^b, where a = 2 and b = based on the estimates, the mass of a dust particle is approximately blank times larger than the mass of a grain of pollen.