How much was invested at each rate
The person invested $120,000, part at the interest rate of 4% and remainder at 5% annually. Total interest at end of one year was equivalent to 4.5% rate on entire $120,000. How much was invested at each rate?
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A survey of 2100 people in USA showed that 381 were living below poverty. Hypothesis is to be tested at 2% level of significance that , the proportion of Americans living below poverty level is 0.15 against that it is not. For this test, state the
To measure flow in a natural gas pipeline, pure ammonia gas is injected into a pipeline at a constant rate of 72.3 kg/min for 12min. Determine the numbers of kg of natural gas are flowing through the pipeline per hour?
How much product is made per day? How much water is evaporated per day? An evaporator concentrates a weak NaOH solution from 3% to 18%, and processes 2 tons of solution per day.
What must be the temperature inside the balloon envelope for the balloon to become airborne if the outside air has a temperature of 15o C, Assume the normal atmospheric pressure of 1.00 atm.
Total interest at end of one year was equivalent to 4.5% rate on entire $120,000. How much was invested at each rate?
Discuss the major organic product acquired from the reaction of cis-2-butene with cold, dilute KMnO4? Determine the major organic product obtained from the reaction of cis-2-butene with warm, concentrated KMnO4?
Assume a fungus infects the corn crop of a Kansas farmer. The 95% confidence interval turned out to be 37% ± 5%. What is the best way to interpret this confidence interval?
If the half-life of P-32is 14.3 days, how old is the sample? A sample originally contained 50 μCi (microcuries) of P-32. Today it contains only 15 μCi.
Demand function for the office supply company's line of plastic rulers is : p= 0.42-0.0021q, where "p" is price in dollar when "q" units are demanded per day by customers.
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