A worker bee has a mass of 0.00011 kg. Choose the best approximation of the mass of a worker bee.
Choose 1
A: 1 • 10^-4 kg
B: 1 • 10^-3 kg

An African elephant has a mass of 8139 kg.
Choose the best
Approximation of the mass of an African elephant.
Choose 1
A: 8 • 10^3 kg
B: 8 • 10^4 kg

Approximately how many times as large is the mass of an African elephant as the mass of a worker bee?
Choose 1
A. 8 • 10^6
B. 8 • 10^7
C. 8 • 10^8