Verified Answer :

the answer is 40 because they're are 4 groups of ten so it would go like 10,20,30,and 40.=)

Answer:

There would be 40 ones in the given number.

Step-by-step explanation:

We are asked to find the number of ones in \(10\times 4\text{ ones}\).

Upon expanding our given number, we will get:

\(10\times 4\text{ ones}=40\text{ ones}\)

Therefore, there are 40 ones in our given number \(10\times 4\text{ ones}\).