Answer:
195
Step-by-step explanation:
you just muliply
Answer:
For every 7 books Ethan read, Sadie read 3 books.
Step-by-step explanation:
For every 21 books Ethan read, Sadie read 9 books.
Unsimplified Ratio = 21:9
21 and 9 have a common factor of 3.
Because 21 and 9 share a common factor we can simplify the ratio
21 / 3 = 7
9 / 3 = 3
The new ratio is 7 to 3
So for every 7 books Ethan read, Sadie read 3 books.
Answer:
12
Step-by-step explanation:
He went wrong when he did 16 + 3 first when he should have done 23 minus 16 which is 9. Then 9 plus 3 equals 12.
Answer:
3
Step-by-step explanation:
How many times does -6 go into -18?
-6x3=-18
-6 goes into -18 3 times.
So:
b=3
Bam