If Ruby is 2 centimeters shorter than Pablo.  Pablo is 70 centimeters taller than Charlene.  Janet is 62 centimeters tall and Charlene is twice that tall.  How tall is Ruby?
How tall is Charlene? ** Charlene is 2 * 62 cm = <<2*62=124>>124 cm tall.
How tall is Pablo? ** Pablo is 70 cm + 124 cm = <<70+124=194>>194 cm tall.
How tall is Ruby? ** Ruby is 194 cm - 2 = <<194-2=192>>192 cm tall.
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