It is 60 as a close estimate
60 x 60
If you estimate you'd round it to 50 x 60 which = 3000
I think that a chalkboard is 60 centimeters long
330 + 60 = 390
60 x 60 = 3600
It is 60 as a close estimate
It is 60 as the best estimate for 57
8.8525
60 x 30 = 1800
360 divided by 60 = 60
17.4
To the nearest integer, 60
60 x 30 = 1800
60 x 60
60.5862
If you estimate you'd round it to 50 x 60 which = 3000