Physics
B_0 in both cases seem difficult cannot get it, please help!
algebra
The model t=100+12 x represents the cost, in dollars of renting a car, where x is the number of days the car rented. What’s the total rental cost if one rents the car for 5 days.
math
I bought 16.8 gallons of gas at a cost of $61.47. Estimate the unit price(cost per gallon)
Algebra with applications
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 23 said they drove alone. 30 rode in a carpool. 31 rode public transportation. 4 used both carpools and public transportation. 3 used both a carpool and somet...
Physics
A crate is initially at rest on a rough, horizontal floor. The crate moves in a straight line as it is pushed resulting in the crate speeding up at a constant rate of 3.89 m/s2. After a while, the crate is no longer being pushed and the crate slows down at a constant rate of 5...
Math
Sally dilivered 148 newspapers and recieved $0.03 per paper. What were her earnings?
physical chemistry
2 liters of N2 at 0 degree Celsius and 5 atm pressure are expanded isothermally against a constant pressure of 1 atm until the pressure of the gas is also 1 atm. Assuming the gas to be ideal, what are the values of work,delta E, delta H, and q for the process?
physial chemistry
a weight of 1000g falls freely to a platform from a height of 10 meters. What amount of heat will be evolved when the weight strikes the platform?
physical chemistry
piston whose area is 60 cm2 moves through a distance of 20 cm against a pressure of 3 atm. calculate the work done in joules and calories
Math
Larry has an annual return of $213.00 from $3000.00 invested at simple interest. One at 5% and the other at 8%. How much is invested at each rate. (Hint, Interest earned = amount invested x rate of interest.)
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