1
760 and 770
No.
If you mean 67*10 plus 10*10 then it is as a number 770 = seven hundred and seventy
40 of them.
1
770
760 and 770
No.
100,000 tens.
If you mean 67*10 plus 10*10 then it is as a number 770 = seven hundred and seventy
2310 ÷ 3 = 770
10
Ten of them.
Twelve of them
80000 of them.
100 can go into 770 seven times, with a remainder of 70.