Answer:
186 mph
Step-by-step explanation:
Miles per hour means miles divided by hour(s), so 558/3 is 186 miles per hour.
Multiplication goes first 0.8x1.5=1.2
4+1.2-3= 2.2
Answer:
For children ages 2 to 5, limit screen time to one hour a day of high-quality programming. As your child grows, a one-size-fits-all approach doesn't work as well. You'll need to decide how much media to let your child use each day and what's appropriate.
Step-by-step explanation:
For kids aged 2 to 5, screen time should be limited to 1 hour per day, and parents should watch the programs with their child. Also, parents should have times when screens are turned off, and bedrooms should be media-free.
When multiplying terms that have the same base (in this case, 
) but different exponents, you can add their exponents to make them one term.
In this case, we can add the exponents of :
A simplified version is 
.
