The long division problem for 97 ÷ 5 and a table representing it is shown. 97 divided by 5. 5 goes into 9 1 time. 9 minus 5 = 4. 5 goes into 47 9 times. 47 minus 45 = 2. The answer is 19 R 2. There are 5 groups of a ten plus b ones.
Which statements are true about the work shown? Check all that apply.

The quotient is correct.
The number of groups is 5.
The a in “a ten” represents 1.
The b in “b ones” represents 2.
The remainder is represented in the table.