Chapter 11.4, Problem 6CYU

To determine

To find the calories burnt in a year when $330$ calories are burn per hour and skating is done for $3$ hours per week.

Answer to Problem 6CYU

The calories burnt in a year is $51,480$ .

Explanation of Solution

Given: Calories burnt per hour is $330$

Skating is done for $3$ hours per week.

Formula Used:

  $1$ year $=$ $52$ weeks

Calculation:

Given: Calories burnt per hour $=$ $330$

Thus, Calories burnt per week $=$ $330\times 3$

Calories burnt per week $=$ $990$

Using the above formula to calculate Calories burnt in a year:

Calories burnt in a year $=$ $990\times 52$

Calories burnt in a year $=$ $51480$

The Calories burnt in a year is $51,480$ .

Conclusion:

Hence, the calories burnt in a year is $51,480$ .