acob used 0.34 of a liter of water to fill 1/9 of the fish aquarium. How many liters of water are needed to fill the aquarium? Lucas ran 5 miles in 3/4 of an hour. He took a break then returns by traveling that same 5 miles in 1/3 of an hour. How much less time did he take him to travel back than travel there. A standard bathtub holds 70 gallons of water. On average it takes 7 ½ minutes to drain a bathtub. How many gallons of water go down the drain each minute?
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.
acob used 0.34 of a liter of water to fill 1/9 of the fish aquarium. How many liters of water are needed to fill the aquarium?
Lucas ran 5 miles in 3/4 of an hour. He took a break then returns by traveling that same 5 miles in 1/3 of an hour. How much less time did he take him to travel back than travel there.
A standard bathtub holds 70 gallons of water. On average it takes 7 ½ minutes to drain a bathtub. How many gallons of water go down the drain each minute?
Joey entered a hot dog eating competition. He at 30 ½ hot dogs in 3 ¾ minutes. How many hot dogs did he eat in one minute?
Noah eats 1/3 of an apple in 0.66 of a minute. How much time will it take him to eat a full apple?
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