Question

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.

A 2-column table with 4 rows titled Brian's Activity time (hours). Column 1 has entries hiking, mountain biking, horseback riding, cross-country skiing. Column 2 has entries 3, 1.45, 1.2, 0.75.

Rounding to the nearest whole number, determine whether Brian’s product is reasonable.

Round Brian’s average speed to
.
Round the activity time to
.
Was Brian’s product reasonable?

Answer 1

12.2*1=12.2

12.2*0.45=5.49

5.49+12.2=17.69

Explanation:

Answer 2

15 then 1 then yes

Explanation:

Rounding to the nearest whole number, determine whether Brian’s product is reasonable.

Round Brian’s average speed to

✔ 15

.

Round the activity time to

✔ 1

.

Was Brian’s product reasonable?

✔ yes