How many kg per 187 gallons of Jet fuel?

Jet fuel weighs approximately 6.7 pounds per gallon. So, 187 gallons of jet fuel would weigh around 1,252.9 pounds. Converting pounds to kilograms, we get:

$$1,252.9 \text{ lbs} \times \frac{0.453592 \text{ kg}} {1 \text{ lb}} = 568.26 \text{ kg}$$

Therefore, there are approximately 568.26 kilograms in 187 gallons of jet fuel.