Dustin has some money saved for a car he is going to buy. The car costs a total of $5,000 and he will put $300 every week into his bank account to help pay for the car. He will have enough money to pay for the car in 15 weeks. If Dustin was able to save $500 a week instead of $300 a week, how many fewer weeks would it take him to save enough money for the car?

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

add an image

step-by-step explanation:

answer: a. 13/44

step-by-step explanation: judging by the information given to us, we are looking for experimental probability. we can see that 13 males have chosen chocolate ice cream. there are 44 ice creams in total (remember that the total is always the denominator). so our answer is 13/44.