A grade 7 class is going on a field trip to the Science Centre. The cost of the bus is $250. It costs $10 per student for admission, and an additional $7 per student to attend a session on Heat Transfer. Write an expression to represent the total cost and determine how much it will cost if 60 students attend.

What is the value of x? enter your answer in the box. (cm)

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?