140 pages
1/3 of 300 is 100pages
20% of 200 (remaining pages) is 40
100 + 40 = 140
"Percent" means literally per one-hundred so
0.12/100
0.0012
Answer:
289 cm²
Step-by-step explanation:
Length (L) = 17 cm
Area of a square
= L²
= (17cm)²
= 289 cm²
So we have 299790000, we want to have only one digit in front of the decimal, 2.9979x10^9
hope this helps :)
