Serena created a scale model of a bank check to present to charity. the model created at a scale of 8: 1 and is 4 feet long. what is the length of the original check?

The length of the original check should be 6 inches or 0.5 ft

to persuade

an issue related to the future

people the same age as Serena

Step-by-step explanation:

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870