You can do the opposite, as in multiplying.
9.2× 5.3 = 48.76
48.76 = D
Andre can complete 1.5 facts in one second.
Step-by-step explanation:
Given,
Number of multiplication facts completed in 90 seconds = 135
Therefore;
90 seconds = 135 facts
Dividing both sides by 90 to fins the facts per second

Andre can complete 1.5 facts in one second.
Keywords: unit rate, division
Learn more about unit rates at:
#LearnwithBrainly
Answer:
yee I am a certified photosynthesis observant not only do I gotchu w math but if you need some geography or English help I also got you bro. stay safe and g'looks brudda
Answer:
5.5 years old.
Step-by-step explanation:
Let D represent present age of Robert's dog and C represent present age of Karen's cat.
We have been given that Robert's dog is 4 years older than Karen's cat. We can represent this information in an equation as:

We are also told that in 3 years, the sum of the ages of Robert's dog and Karen's cat will be 13. After 3 years age of dog and cat would be
and
respectively.
We can represent this information in an equation as:

From equation (1), we will get:

Upon substituting this value in equation (2), we will get:

Combine like terms:





Therefore, Robert's dog is 5.5 years old right now.