Answer:
140
Step-by-step explanation:
175% of 80 = 140
We know that 1 million has 6 zeros. This means 1 million has 7 place values: one for the 1 and 6 for the zeros.
50 has 1 more place value than one, so 50 million has 1 more place value than 1 million.
So, 50 million has 8 place values.
11 cm? Im not that good at this.. If im correct any of those would work