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:
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4.626,5.63,4811,9320.........
Composite number is made up of 2 or more prime numbers
a prime number is only made up of itself and 1
composite and prime numbers are like oposites
a prime is not a composite but it is a prime number
confusing quesiton
Answer:
Hi there!
If you are 15 right now, you would use the expression: 15+12=y