Answer:
He can type 256 words in 4 minutes
Step-by-step explanation:
2 minutes 30 seconds is 2.5 minutes
The rate is the number of words divided by the time
160 words / 2.5 minutes =64 words per minute
We need to find how many words in 4 minutes
Take the rate time the time
64*4 =256
He can type 256 words in 4 minutes
Answer:
bi ch u dom
Step-by-step explanation:
[4^7/5^2]³ = 4^21/5^6
When a power is raised to an other power, you multiply these 2 powers
Answer: 4^21/5^6