Answer: 1. 2.
Step-by-step explanation:
The given division problems :
By long division (see the attachment)
1. Divisor= 2
Dividend =456
Quotient = 228
Remainder =0
So,
2. Divisor= 7
Dividend = 538
Quotient =76.85
so,
Answer:
I think it is $72 in total sorry if wrong
(672-640)/640 x 100 = 5%