Find amount invested at each rate
Ralph has 3 bonds earning at 6%, 8%, and 12%. Amount invested at 8% is $5,000 more than amount invested at 6%. Total yearly interest on three bonds is $1,880. If total amount invested is $19,000, find amount invested at each rate?
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The grocer mixes peanuts which cost $2.69 per pound and walnuts which cost $4.29 per pound to make 100 pounds of the mixture which costs $3.49 per pound. How many pounds of every type of nut is put into mixture?
A rock is fully submerged in water. The rock experiences a buoyant force of around 111 N. Determine the weight of the water moved by the rock?
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How does the corresponding wave number of the electromagnetic wave change? Suppose you substitute hydrogen with deuterium: thesffective mass for the vibration changes from 1 amu to 2 amu.
Total yearly interest on three bonds is $1,880. If total amount invested is $19,000, find amount invested at each rate?
What would be the approximate increase in the temperature of water when a slice of pizza has 500 kcal, and if we could burn the pizza and use all the heat to warm a 50-L container of cold water.
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