Matthew has a jar of 368 nickels and dimes he has been collecting. The total value of the coins is $28. 40. Which system of linear equations and solution can be used to represent the number of nickels and dimes matthew has in his collection?.

Students will know how much aid they will be getting once they receive an from the college

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?