problem solving day

Zelma solved 180 problems from a math book in 6 days. Find the average number of problems she solved per day. => 42 or 24 or 36 or 30..

Jeff and Victor can do a piece of work in 14 days. Jeff alone can do it in 22 days. In how many days can Victor alone do the same work? Choose the mathematical model for the problem. => A rational equation. or Using geometric or coordinate techniques can help..

Jim rented a beach cabin at $8 for each day of stay. He paid $64 towards rent. Solve the equation 8 D = 64 to find the number of days he stayed in the cabin. => 7 or 9 or 8 or 10..

Matt took a videocassette on rent from a video store. The store charges $3 for the first day, and an additional charge of $2 per day from the second day onwards. Matt paid $9 while returning the cassette. Solve the equation 3 + 2 n = 9 to find n , the extra n..

Solve => 87 or 77 or 67..

Solve => 21 or 20 or 2..

Solve => 4 or 11 or 2..

Solve => 44 or 55 or 46..

Solve => 23 or 22 or 24..

Solve => 108 or 32 or 42..