Answer:
85km per hour
Step-by-step explanation:
Take 680/8
The answer is 5. good luck!
The answer is 5^7. 4 + (-2) = 2. 2 + 5 = 7. Please mark me Brainleist
290 million = 290,000,000
scientific notation would be 2.9 x 10^8
the 8 comes from the number of spaces you need to move the decimal point to the left to get 2.9