Mathematics, 23.03.2021 01:00 LHNSHS146
Depreciation on a car can be determined by the formula V = C(1 – r)',
where Vis the value of the car after t years, C is the original cost,
and r is the rate of depreciation.
If a car's cost, when new, is $15,000, the rate of depreciation is 30%,
and the value of the car now is $ 3,000, how old is the car to the
nearest tenth of a year?
Answers: 2
Mathematics, 21.06.2019 14:30
The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.
Answers: 1
Mathematics, 21.06.2019 16:00
Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.
Answers: 1
Mathematics, 21.06.2019 21:30
Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.
Answers: 2
Depreciation on a car can be determined by the formula V = C(1 – r)',
where Vis the value of the ca...
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