A woman has an exercise regimen that includes running, biking, and walking. She has no more than 15 hours per week to devote to exercise, including at most 3 hours of running. She wants to walk at least twice as many hours as she bikes. A woman of her weight will burn on average 530 calories per hour running, 353 calories per hour walking, and 473 calories per hour biking. How many hours per week should this woman spend on each exercise to maximize the number of calories she burns? What is the maximum number of calories she will burn? The woman should spend hours walking, hours running, and (Type integers or decimals rounded to two decimal places as needed.) hours biking for a maximum calorie expenditure of
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
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