Answer:
Mrs. 2
Step-by-step explanation:
3.2 seconds is shorter than 3.8 seconds
Answer:
a
Step-by-step explanation:
4*1/7
4 = 2 * 2
Multiplying by 2 is the same a doubling.
Since 4 is 2 * 2, to multiply a number by 4, double the number twice.
Example:
What is 4 * 100?
Double 100 to get 200.
Double 200 to get 400.
Therefore, 4 * 100 = 400.
By doubling twice, we do the same as multiplying by 4.