Brian multiplied his average speed of 14.73 miles per
hour by the amount of time he spent cross-country
skiing. His product was 11.0475.
Rounding to the nearest whole number, determin
whether Brian's product is reasonable.
Round Brian's average speed to
Round the activity time to
Was Brian's product reasonable?
Brian's Activity Time (hours)
3
1.45
Hiking
Mountain Biking
Horseback Riding
Cross-Country Skiing
1.2
0.75

sorry not knowing about that

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.  

answer: the answer is 100 x 12,500, which is 1,250,000.

step-by-step explanation: emily solved for a part when she should have solved for the whole.  

875,000 should be the numerator of the equivalent ratio.  

70 x 12,500 is 875,000.