It cost $45 to produce 2 calculators and $143 to produce 4 and $869 to produce 10 how much does it cost to produce 7 calculators

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me