Walter buys a bus pass for $30. Every time he rides the bus, money is deducted from the value of the pass. He rode
12 times and $24 was deducted from the value of the pass.
How much does each bus ride cost?

Volume is a measurement of how fast particles of a substance are moving

An engineer decides to use a slightly weaker material rather than a stronger material, since she knows that the stronger material can break suddenly. this is an example of what? a choosing a material that will show warning before it fails b using composite materials that combine strength c using a material for multiple applications d using design techniques that increase efficiency and reduce cost

Uuestons niuthe no. of millimoles of hcl required to neutralize 10 ml of 0.2 m na2co3 is(a) 2.0 m mole(b) 4.0 m mole(c) 0.2 m mole(d) 0.4 m mole