# Math Help - Blood

1. ## Blood

10 cm^3 of a normal specimen of human blood contains 1.2 g of hemoglobin. How many grams does 37 cm^3 of the same blood contain?

2. $\frac{37}{10}= 3.7$ so a 37 cm^3 sample is 3.7 times a large as a 10 cm^3 sample and contains 3.7 times as much hemoglobin.