Mathematics, 24.02.2021 05:50 lilybear1700
#1. An herbalist has 25 oz of herbs costing $4 per ounce. How many ounces of herbs costing $1 per ounce should be mixed with these 25 oz of herbs to produce a mixture costing $2.50 per ounce?
#2.The manager of a farmer's market has 500 lb of grain that costs $1.70 per pound. How many pounds of meal costing $0.80 per pound should be mixed with the 500 lb of grain to produce a mixture that costs $1.40 per pound?
#3. Find the cost per pound of a "house blend" of coffee that is made from 10 lb of Central American coffee that costs $9 per pound and 40 lb of South American coffee that costs $4.50 per pound.
#4.Two cars start at the same time, but travel in opposite directions. One car's average speed is 30 miles per hour (mph). At the end of 4 hours, the two cars are 280 miles apart. Find the average speed in mph of the other car. (Enter an exact number.)
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What is the difference between regular convex and concave polygons
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Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?
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Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°
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The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
#1. An herbalist has 25 oz of herbs costing $4 per ounce. How many ounces of herbs costing $1 per ou...
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