Answer:
121.
Step-by-step explanation:
So, the 11th square number is 121.
Answer: It will take the boat 0.11 hour to cross the river
From the original starting point, the boat end up 1.85 miles away from that point.
Step-by-step explanation: Please find the attached file for the solution
Answer:
28
Step-by-step explanation:
Let n = 21, and evaluate the expression.






Answer:
1/25
Step-by-step explanation:
4/100 = 2/50 = 1/25
Answer:
660 HM = 66000 M
Step-by-step explanation:
1 hectometer to meter = 100 meter
5 hectometer to meter = 500 meter
10 hectometer to meter = 1000 meter
20 hectometer to meter = 2000 meter
30 hectometer to meter = 3000 meter
40 hectometer to meter = 4000 meter
50 hectometer to meter = 5000 meter
75 hectometer to meter = 7500 meter
100 hectometer to meter = 10000 met