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# PTCB Stack #201262

### PTCB memory joggers.

Question | Answer |
---|---|

Centigrade to Farenheight formula | 9C=5F-160 |

Sales price commercial formula | =C+MU |

Mark Up commercial formula | =SP-C |

%Mark up commercial formula | =(MU)(100)/C |

Gross Product commercial formula | =SP-C |

Overhead commercial formula | =SP-C-NP |

Net Profit commercial formula | =SP-C-OH |

Youngs rule for childrens doses | (Age/Age+12)(Adult dose) |

Clarks rule for childrens doses | (Weight LB./ 150 LB.)(Adult dose) |

Mg/Kg/Day for childrens doses | Total volume of drug/day,then, Amount/dose |

Mix %Initial Volume to Final Volume | FV/IV=IS/FS |

%Dilutions for Final Volume | (FV)(%S)=DV |

Mix Old% to New% solution | (OV)(O%)=(NV)(N%) |

Mix Volume Rx script per what is In Stock | Vwanted/%wanted=VRx/%in stock |

Combine diffrent strength solutions | Tic-Tac-Toe method then use Ratio for parts |

Verify a DEA number | (1+3+5)+2(2+4+6) Last# MUST = DEA Last# !! |

How many drops per 1ml? | 1ml=20gtt |

How many ml in 1 dram? | 4ml |

How many drops per teaspoon? | 100gtt |

How many ml per teaspoon? | 5ml |

How many Ounces in a teaspoon? | 1/2 Ounce |

How drams in 1 Ounce? | 8 drams |

How many ml in 1 tablespoon? | 15ml |

How many ml in 1 Ounce? | 30ml |

How many drams in a Cup? | 64 drams |

How many ml in 16 Onces? | 500ml - 480ml actual |

How many Onces in a Litre? | 32 Onces |

How many ml per a quart? | 1000ml - 960ml actual |

How many ml per 4 Litres? | 4000ml |

How many ml per 1 Gallon? | 4000ml - 3840 actual |

How many quarts per 1 Gallon? | 4 quarts |

How many pints per 1 Gallon? | 8 pints |

How many grains in 1mg? | 1/60 grain |

30mg are how many grains? | 1/2 grain |

How many mg in 1 grain? | 65mg |

325mg are the same as how many grains? | 5 grains |

How many granins in 1 gram? | 15 grains |

How many mg in 1 dram? | 4000mg |

16 onces are how many grams? | 480 grams |

1 kilogram is how many pounds? | 2.2 pounds |