Thursday
December 5, 2013

# Posts by Dan

Total # Posts: 842

math
malik paid 480\$ to purchase a certain number of pizzas, but 2 extra were delivered which decreased the amount per pizza by 1\$. how many pizzas were delivered?

math
Computers manufactured by a certain company have a serial number consisting of a letter of the alphabet followed by a five-digit number. If all the serial numbers of this type have been used, how many sets have already been manufactured?

economics
Say your parents give you a car for your birthday. It is not the new model you wanted, but it's in very good condition. They bought it used for \$15,000 (market value). The cost of keeping the car to you is (not counting maintenance and operation cost) is:

economics
Say your parents give you a car for your birthday. It is not the new model you wanted, but it's in very good condition. They bought it used for \$15,000 (market value). The cost of keeping the car to you is (not counting maintenance and operation cost) is:

accounting
A company purchased a machine on January 1 of the current year for \$750,000. Calculate the annual depreciation expense for each year of the machine's life (estimated at 5 years or 20,000 hours, with a salvage value of \$75,000). During the machine's 5-year life its hour...

Physics
When a resistor is connected across the terminals of an ac generator (112 V) that has a fixed frequency, there is a current of 0.500 A in the resistor. When an inductor is connected across the terminals of this same generator, there is a current of 0.400 A in the inductor. Whe...

Physics
When a resistor is connected across the terminals of an ac generator (112 V) that has a fixed frequency, there is a current of 0.500 A in the resistor. When an inductor is connected across the terminals of this same generator, there is a current of 0.400 A in the inductor. Whe...

math
Oops I was thinking of 8 times 9 It's 126

math
72

math
Planets A, B and C orbit a certain star once every 3, 7, and 18 months respectively. If the three planets are now in the same straight line, what is the smallest number of months that must pass before they line up again?

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