62,900
21,000
126,300
856,700
Answer:
A is correct
Step-by-step explanation:
Answer:
open circle
Step-by-step explanation:
the open circle does not include the number. this is what you want because the solution is not equal to the number
Answer:
10
20
Step-by-step explanation:
correct c=3 x 10
incorrect i=-1
-------
incorrect= 10
number of questions= 10+10= 20